diff --git a/Pipfile.lock b/Pipfile.lock
index 0b30aed..8cb5cec 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "91c5a10f006cb5ea83b261e6128aa5ed7ce2cbd5b3b3c25750de07d733c2856c"
+            "sha256": "3b8d1ea18ed0c318b04661018d0c28e8c0a5403d51fb1c90d7d261cf856a0d0a"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -25,23 +25,23 @@
         },
         "atomicwrites": {
             "hashes": [
-                "sha256:240831ea22da9ab882b551b31d4225591e5e447a68c5e188db5b89ca1d487585",
-                "sha256:a24da68318b08ac9c9c45029f4a10371ab5b20e4226738e150e6e7c571630ae6"
+                "sha256:03472c30eb2c5d1ba9227e4c2ca66ab8287fbfbbda3888aa93dc2e28fc6811b4",
+                "sha256:75a9445bac02d8d058d5e1fe689654ba5a6556a1dfd8ce6ec55a0ed79866cfa6"
             ],
-            "version": "==1.1.5"
+            "version": "==1.3.0"
         },
         "attrs": {
             "hashes": [
-                "sha256:4b90b09eeeb9b88c35bc642cbac057e45a5fd85367b985bd2809c62b7b939265",
-                "sha256:e0d0eb91441a3b53dab4d9b743eafc1ac44476296a2053b6ca3af0b139faf87b"
+                "sha256:08a96c641c3a74e44eb59afb61a24f2cb9f4d7188748e76ba4bb5edfa3cb7d1c",
+                "sha256:f7b7ce16570fe9965acd6d30101a28f62fb4a7f9e926b3bbc9b61f8b04247e72"
             ],
-            "version": "==18.1.0"
+            "version": "==19.3.0"
         },
         "autopep8": {
             "hashes": [
-                "sha256:2284d4ae2052fedb9f466c09728e30d2e231cfded5ffd7b1a20c34123fdc4ba4"
+                "sha256:0f592a0447acea0c2b0a9602be1e4e3d86db52badd2e3c84f0193bfd89fd3a43"
             ],
-            "version": "==1.3.5"
+            "version": "==1.5"
         },
         "backcall": {
             "hashes": [
@@ -60,17 +60,18 @@
         },
         "bleach": {
             "hashes": [
-                "sha256:b8fa79e91f96c2c2cd9fd1f9eda906efb1b88b483048978ba62fef680e962b34",
-                "sha256:eb7386f632349d10d9ce9d4a838b134d4731571851149f9cc2c05a9a837a9a44"
+                "sha256:2ffa40dfa80b141ff58eee538bce0d2a09c7d456018d00f7a2cb0ebf967c524d",
+                "sha256:f0b1ee0315062e60afa6b7cc39b1c3718b591e1d552a8841044dc49a68465659"
             ],
-            "version": "==2.1.3"
+            "index": "pypi",
+            "version": "==3.1.2"
         },
         "certifi": {
             "hashes": [
-                "sha256:13e698f54293db9f89122b0581843a782ad0934a4fe0172d2a980ba77fc61bb7",
-                "sha256:9fa520c1bacfb634fa7af20a76bcbd3d5fb390481724c597da32c719a7dca4b0"
+                "sha256:017c25db2a153ce562900032d5bc68e9f191e44e9a0f762f373977de9df1fbb3",
+                "sha256:25b64c7da4cd7479594d035c08c2d809eb4aab3a26e5a990ea98cc450c320f1f"
             ],
-            "version": "==2018.4.16"
+            "version": "==2019.11.28"
         },
         "chardet": {
             "hashes": [
@@ -81,10 +82,17 @@
         },
         "click": {
             "hashes": [
-                "sha256:29f99fc6125fbc931b758dc053b3114e55c77a6e4c6c3a2674a2dc986016381d",
-                "sha256:f15516df478d5a56180fbf80e68f206010e6d160fc39fa508b65e035fd75130b"
+                "sha256:8a18b4ea89d8820c5d0c7da8a64b2c324b4dabb695804dbfea19b9be9d88c0cc",
+                "sha256:e345d143d80bf5ee7534056164e5e112ea5e22716bbb1ce727941f4c8b471b9a"
+            ],
+            "version": "==7.1.1"
+        },
+        "colorama": {
+            "hashes": [
+                "sha256:7d73d2a99753107a36ac6b455ee49046802e59d9d076ef8e47b61499fa29afff",
+                "sha256:e96da0d330793e2cb9485e9ddfd918d456036c7149416295932478192f4436a1"
             ],
-            "version": "==6.7"
+            "version": "==0.4.3"
         },
         "curio": {
             "hashes": [
@@ -102,32 +110,31 @@
         },
         "decorator": {
             "hashes": [
-                "sha256:2c51dff8ef3c447388fe5e4453d24a2bf128d3a4c32af3fabef1f01c6851ab82",
-                "sha256:c39efa13fbdeb4506c476c9b3babf6a718da943dab7811c206005a4a956c080c"
+                "sha256:41fa54c2a0cc4ba648be4fd43cff00aedf5b9465c9bf18d64325bc225f08f760",
+                "sha256:e3a62f0520172440ca0dcc823749319382e377f37f140a0b99ef45fecb84bfe7"
             ],
-            "version": "==4.3.0"
+            "version": "==4.4.2"
         },
-        "docker": {
+        "defusedxml": {
             "hashes": [
-                "sha256:52cf5b1c3c394f9abf897638bfc3336d6b63a0f65969d0d4d2da6d3b1d8032b6",
-                "sha256:ad077b49660b711d20f50f344f70cfae014d635ef094bf21b0d7df5f0aeedf99"
+                "sha256:6687150770438374ab581bb7a1b327a847dd9c5749e396102de3fad4e8a3ef93",
+                "sha256:f684034d135af4c6cbb949b8a4d2ed61634515257a67299e5f940fbaa34377f5"
             ],
-            "version": "==3.4.1"
+            "version": "==0.6.0"
         },
-        "docker-pycreds": {
+        "docker": {
             "hashes": [
-                "sha256:0a941b290764ea7286bd77f54c0ace43b86a8acd6eb9ead3de9840af52384079",
-                "sha256:8b0e956c8d206f832b06aa93a710ba2c3bcbacb5a314449c040b0b814355bbff"
+                "sha256:1c2ddb7a047b2599d1faec00889561316c674f7099427b9c51e8cb804114b553",
+                "sha256:ddae66620ab5f4bce769f64bcd7934f880c8abe6aa50986298db56735d0f722e"
             ],
-            "version": "==0.3.0"
+            "version": "==4.2.0"
         },
         "entrypoints": {
             "hashes": [
-                "sha256:10ad569bb245e7e2ba425285b9fa3e8178a0dc92fc53b1e1c553805e15a8825b",
-                "sha256:d2d587dde06f99545fb13a383d2cd336a8ff1f359c5839ce3a64c917d10c029f"
+                "sha256:589f874b313739ad35be6e0cd7efde2a4e9b6fea91edcc34e58ecbb8dbe56d19",
+                "sha256:c70dd71abe5a8c85e55e12c19bd91ccfeec11a6e99044204511f9ed547d48451"
             ],
-            "markers": "python_version >= '2.7'",
-            "version": "==0.2.3"
+            "version": "==0.3"
         },
         "escapism": {
             "hashes": [
@@ -138,16 +145,23 @@
         },
         "future": {
             "hashes": [
-                "sha256:e39ced1ab767b5936646cedba8bcce582398233d6a627067d4c6a454c90cfedb"
+                "sha256:b1bead90b70cf6ec3f0710ae53a525360fa360d306a86583adc6bf83a4db537d"
             ],
-            "version": "==0.16.0"
+            "version": "==0.18.2"
         },
-        "html5lib": {
+        "gitdb": {
             "hashes": [
-                "sha256:20b159aa3badc9d5ee8f5c647e5efd02ed2a66ab8d354930bd9ff139fc1dc0a3",
-                "sha256:66cb0dcfdbbc4f9c3ba1a63fdb511ffdbd4f513b2b6d81b80cd26ce6b3fb3736"
+                "sha256:284a6a4554f954d6e737cddcff946404393e030b76a282c6640df8efd6b3da5e",
+                "sha256:598e0096bb3175a0aab3a0b5aedaa18a9a25c6707e0eca0695ba1a0baf1b2150"
             ],
-            "version": "==1.0.1"
+            "version": "==4.0.2"
+        },
+        "gitpython": {
+            "hashes": [
+                "sha256:43da89427bdf18bf07f1164c6d415750693b4d50e28fc9b68de706245147b9dd",
+                "sha256:e426c3b587bd58c482f0b7fe6145ff4ac7ae6c82673fc656f489719abca6f4cb"
+            ],
+            "version": "==3.1.0"
         },
         "idna": {
             "hashes": [
@@ -156,13 +170,20 @@
             ],
             "version": "==2.7"
         },
+        "importlib-metadata": {
+            "hashes": [
+                "sha256:06f5b3a99029c7134207dd882428a66992a9de2bef7c2b699b5641f9886c3302",
+                "sha256:b97607a1a18a5100839aec1dc26a1ea17ee0d93b20b0f008d80a5a050afb200b"
+            ],
+            "markers": "python_version < '3.8'",
+            "version": "==1.5.0"
+        },
         "ipykernel": {
             "hashes": [
-                "sha256:395f020610e33ffa0b0c9c0cd1a1d927d51ab9aa9f30a7ae36bb0c908a33e89c",
-                "sha256:935941dba29d856eee34b8b5261d971bd5012547239ed73ddfff099143748c37",
-                "sha256:c091449dd0fad7710ddd9c4a06e8b9e15277da306590bc07a3a1afa6b4453c8f"
+                "sha256:37c65d2e2da3326e5cf114405df6d47d997b8a3eba99e2cc4b75833bf71a5e18",
+                "sha256:39746b5f7d847a23fae4eac893e63e3d9cc5f8c3a4797fcd3bfa8d1a296ec6ed"
             ],
-            "version": "==4.8.2"
+            "version": "==5.2.0"
         },
         "ipytest": {
             "hashes": [
@@ -173,11 +194,10 @@
         },
         "ipython": {
             "hashes": [
-                "sha256:007dcd929c14631f83daff35df0147ea51d1af420da303fd078343878bd5fb62",
-                "sha256:b0f2ef9eada4a68ef63ee10b6dde4f35c840035c50fd24265f8052c98947d5a4"
+                "sha256:ca478e52ae1f88da0102360e57e528b92f3ae4316aabac80a2cd7f7ab2efb48a",
+                "sha256:eb8d075de37f678424527b5ef6ea23f7b80240ca031c2dd6de5879d687a65333"
             ],
-            "markers": "python_version >= '3.3'",
-            "version": "==6.5.0"
+            "version": "==7.13.0"
         },
         "ipython-genutils": {
             "hashes": [
@@ -188,10 +208,10 @@
         },
         "ipywidgets": {
             "hashes": [
-                "sha256:3e8706b222a2a043035e3871b09037182ecd5513c647a2705500873fb19dbadd",
-                "sha256:816fc4c36367b52b88a9c7928da10517ef9a6e313d634b36acfe7b8d08a05f02"
+                "sha256:87b30e4dfd68a7c4e3c6462eedb95ac7d1a776cc182f87168d960151151de31c",
+                "sha256:9cb5590e583b8ea309a2d8e88fb02e44d054df2a77891f7d3356b0b883b99d3d"
             ],
-            "version": "==7.3.2"
+            "version": "==8.0.0a0"
         },
         "isort": {
             "hashes": [
@@ -212,17 +232,17 @@
         },
         "jinja2": {
             "hashes": [
-                "sha256:74c935a1b8bb9a3947c50a54766a969d4846290e1e788ea44c1392163723c3bd",
-                "sha256:f84be1bb0040caca4cea721fcbbbbd61f9be9464ca236387158b0feea01914a4"
+                "sha256:c10142f819c2d22bdcd17548c46fa9b77cf4fda45097854c689666bf425e7484",
+                "sha256:c922560ac46888d47384de1dbdc3daaa2ea993af4b26a436dec31fa2c19ec668"
             ],
-            "version": "==2.10"
+            "version": "==3.0.0a1"
         },
         "jsonschema": {
             "hashes": [
-                "sha256:c0a08003ec72d263868839316215fcfc7b0d73311970f08a770e0cec75c57722",
-                "sha256:d1bd4b3002d360729c5e16c21f09d3311745f305f77eca47acb3674e42884a56"
+                "sha256:4e5b3cf8216f577bee9ce139cbe72eca3ea4f292ec60928ff24758ce626cd163",
+                "sha256:c8a85b28d377cc7737e46e2d9f2b4f44ee3c0e1deac6bf46ddefc7187d30797a"
             ],
-            "version": "==3.0.0a1"
+            "version": "==3.2.0"
         },
         "jupyter": {
             "hashes": [
@@ -235,24 +255,24 @@
         },
         "jupyter-client": {
             "hashes": [
-                "sha256:27befcf0446b01e29853014d6a902dd101ad7d7f94e2252b1adca17c3466b761",
-                "sha256:59e6d791e22a8002ad0e80b78c6fd6deecab4f9e1b1aa1a22f4213de271b29ea"
+                "sha256:589dcfb409717cc1baaae5e3d2f7b7f5920763bf039adf4a741aee17e44947af",
+                "sha256:61429e7d2c4b385135d31054944dd3f23a1c6affb0ca3d4328d42fc9ba82b7f5"
             ],
-            "version": "==5.2.3"
+            "version": "==6.1.0"
         },
         "jupyter-console": {
             "hashes": [
-                "sha256:3f928b817fc82cda95e431eb4c2b5eb21be5c483c2b43f424761a966bb808094",
-                "sha256:545dedd3aaaa355148093c5609f0229aeb121b4852995c2accfa64fe3e0e55cd"
+                "sha256:6f6ead433b0534909df789ea64f0a14cdf9b6b2360757756f08182be4b9e431b",
+                "sha256:b392155112ec86a329df03b225749a0fa903aa80811e8eda55796a40b5e470d8"
             ],
-            "version": "==5.2.0"
+            "version": "==6.1.0"
         },
         "jupyter-core": {
             "hashes": [
-                "sha256:927d713ffa616ea11972534411544589976b2493fc7e09ad946e010aa7eb9970",
-                "sha256:ba70754aa680300306c699790128f6fbd8c306ee5927976cbe48adacf240c0b7"
+                "sha256:394fd5dd787e7c8861741880bdf8a00ce39f95de5d18e579c74b882522219e7e",
+                "sha256:a4ee613c060fe5697d913416fc9d553599c05e4492d58fac1192c9a6844abb21"
             ],
-            "version": "==4.4.0"
+            "version": "==4.6.3"
         },
         "jupyter-repo2docker": {
             "hashes": [
@@ -262,39 +282,54 @@
             "index": "pypi",
             "version": "==0.5.0"
         },
+        "jupyterlab-pygments": {
+            "hashes": [
+                "sha256:31deda75bd11b014190764c79f6199aa04ef2d4cf35c1c94270fc2e19c23a5c5",
+                "sha256:cc15f2a9850899d108a3c22743a86edcd3b42791a6c88b6e5b558d021d14d065"
+            ],
+            "version": "==0.1.0"
+        },
         "kiwisolver": {
             "hashes": [
-                "sha256:0ee4ed8b3ae8f5f712b0aa9ebd2858b5b232f1b9a96b0943dceb34df2a223bc3",
-                "sha256:0f7f532f3c94e99545a29f4c3f05637f4d2713e7fd91b4dd8abfc18340b86cd5",
-                "sha256:1a078f5dd7e99317098f0e0d490257fd0349d79363e8c923d5bb76428f318421",
-                "sha256:1aa0b55a0eb1bd3fa82e704f44fb8f16e26702af1a073cc5030eea399e617b56",
-                "sha256:2874060b91e131ceeff00574b7c2140749c9355817a4ed498e82a4ffa308ecbc",
-                "sha256:379d97783ba8d2934d52221c833407f20ca287b36d949b4bba6c75274bcf6363",
-                "sha256:3b791ddf2aefc56382aadc26ea5b352e86a2921e4e85c31c1f770f527eb06ce4",
-                "sha256:4329008a167fac233e398e8a600d1b91539dc33c5a3eadee84c0d4b04d4494fa",
-                "sha256:45813e0873bbb679334a161b28cb9606d9665e70561fd6caa8863e279b5e464b",
-                "sha256:53a5b27e6b5717bdc0125338a822605084054c80f382051fb945d2c0e6899a20",
-                "sha256:574f24b9805cb1c72d02b9f7749aa0cc0b81aa82571be5201aa1453190390ae5",
-                "sha256:66f82819ff47fa67a11540da96966fb9245504b7f496034f534b81cacf333861",
-                "sha256:79e5fe3ccd5144ae80777e12973027bd2f4f5e3ae8eb286cabe787bed9780138",
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-                "sha256:8b6a7b596ce1d2a6d93c3562f1178ebd3b7bb445b3b0dd33b09f9255e312a965",
-                "sha256:9576cb63897fbfa69df60f994082c3f4b8e6adb49cccb60efb2a80a208e6f996",
-                "sha256:95a25d9f3449046ecbe9065be8f8380c03c56081bc5d41fe0fb964aaa30b2195",
-                "sha256:a424f048bebc4476620e77f3e4d1f282920cef9bc376ba16d0b8fe97eec87cde",
-                "sha256:aaec1cfd94f4f3e9a25e144d5b0ed1eb8a9596ec36d7318a504d813412563a85",
-                "sha256:acb673eecbae089ea3be3dcf75bfe45fc8d4dcdc951e27d8691887963cf421c7",
-                "sha256:b15bc8d2c2848a4a7c04f76c9b3dc3561e95d4dabc6b4f24bfabe5fd81a0b14f",
-                "sha256:b1c240d565e977d80c0083404c01e4d59c5772c977fae2c483f100567f50847b",
-                "sha256:c595693de998461bcd49b8d20568c8870b3209b8ea323b2a7b0ea86d85864694",
-                "sha256:ce3be5d520b4d2c3e5eeb4cd2ef62b9b9ab8ac6b6fedbaa0e39cdb6f50644278",
-                "sha256:e0f910f84b35c36a3513b96d816e6442ae138862257ae18a0019d2fc67b041dc",
-                "sha256:ea36e19ac0a483eea239320aef0bd40702404ff8c7e42179a2d9d36c5afcb55c",
-                "sha256:efabbcd4f406b532206b8801058c8bab9e79645b9880329253ae3322b7b02cd5",
-                "sha256:f923406e6b32c86309261b8195e24e18b6a8801df0cfc7814ac44017bfcb3939"
-            ],
-            "markers": "python_version != '3.0.*' and python_version >= '2.7' and python_version != '3.3.*' and python_version != '3.2.*' and python_version != '3.1.*'",
-            "version": "==1.0.1"
+                "sha256:05b5b061e09f60f56244adc885c4a7867da25ca387376b02c1efc29cc16bcd0f",
+                "sha256:210d8c39d01758d76c2b9a693567e1657ec661229bc32eac30761fa79b2474b0",
+                "sha256:26f4fbd6f5e1dabff70a9ba0d2c4bd30761086454aa30dddc5b52764ee4852b7",
+                "sha256:3b15d56a9cd40c52d7ab763ff0bc700edbb4e1a298dc43715ecccd605002cf11",
+                "sha256:3b2378ad387f49cbb328205bda569b9f87288d6bc1bf4cd683c34523a2341efe",
+                "sha256:400599c0fe58d21522cae0e8b22318e09d9729451b17ee61ba8e1e7c0346565c",
+                "sha256:47b8cb81a7d18dbaf4fed6a61c3cecdb5adec7b4ac292bddb0d016d57e8507d5",
+                "sha256:53eaed412477c836e1b9522c19858a8557d6e595077830146182225613b11a75",
+                "sha256:58e626e1f7dfbb620d08d457325a4cdac65d1809680009f46bf41eaf74ad0187",
+                "sha256:5a52e1b006bfa5be04fe4debbcdd2688432a9af4b207a3f429c74ad625022641",
+                "sha256:5c7ca4e449ac9f99b3b9d4693debb1d6d237d1542dd6a56b3305fe8a9620f883",
+                "sha256:682e54f0ce8f45981878756d7203fd01e188cc6c8b2c5e2cf03675390b4534d5",
+                "sha256:76275ee077772c8dde04fb6c5bc24b91af1bb3e7f4816fd1852f1495a64dad93",
+                "sha256:79bfb2f0bd7cbf9ea256612c9523367e5ec51d7cd616ae20ca2c90f575d839a2",
+                "sha256:7f4dd50874177d2bb060d74769210f3bce1af87a8c7cf5b37d032ebf94f0aca3",
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+            "version": "==1.1.0"
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         "line-profiler": {
             "hashes": [
@@ -305,9 +340,41 @@
         },
         "markupsafe": {
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-                "sha256:a6be69091dac236ea9c6bc7d012beab42010fa914c459791d627dad4910eb665"
-            ],
-            "version": "==1.0"
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+                "sha256:ba59edeaa2fc6114428f1637ffff42da1e311e29382d81b339c1817d37ec93c6",
+                "sha256:c8716a48d94b06bb3b2524c2b77e055fb313aeb4ea620c8dd03a105574ba704f",
+                "sha256:cd5df75523866410809ca100dc9681e301e3c27567cf498077e8551b6d20e42f",
+                "sha256:cdb132fc825c38e1aeec2c8aa9338310d29d337bebbd7baa06889d09a60a1fa2",
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+                "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be"
+            ],
+            "version": "==1.1.1"
         },
         "matplotlib": {
             "hashes": [
@@ -346,18 +413,17 @@
         },
         "mistune": {
             "hashes": [
-                "sha256:b4c512ce2fc99e5a62eb95a4aba4b73e5f90264115c40b70a21e1f7d4e0eac91",
-                "sha256:bc10c33bfdcaa4e749b779f62f60d6e12f8215c46a292d05e486b869ae306619"
+                "sha256:59a3429db53c50b5c6bcc8a07f8848cb00d7dc8bdb431a4ab41920d201d4756e",
+                "sha256:88a1051873018da288eee8538d476dffe1262495144b33ecb586c4ab266bb8d4"
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-            "version": "==0.8.3"
+            "version": "==0.8.4"
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         "more-itertools": {
             "hashes": [
-                "sha256:c187a73da93e7a8acc0001572aebc7e3c69daf7bf6881a2cea10650bd4420092",
-                "sha256:c476b5d3a34e12d40130bc2f935028b5f636df8f372dc2c1c01dc19681b2039e",
-                "sha256:fcbfeaea0be121980e15bc97b3817b5202ca73d0eae185b4550cbfce2a3ebb3d"
+                "sha256:5dd8bcf33e5f9513ffa06d5ad33d78f31e1931ac9a18f33d37e77a180d393a7c",
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-            "version": "==4.3.0"
+            "version": "==8.2.0"
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         "mypy": {
             "hashes": [
@@ -369,24 +435,40 @@
         },
         "nbconvert": {
             "hashes": [
-                "sha256:12b1a4671d4463ab73af6e4cbcc965b62254e05d182cd54995dda0d0ef9e2db9",
-                "sha256:260d390b989a647575b8ecae2cd06a9eaead10d396733d6e50185d5ebd08996e"
+                "sha256:944a5fbe6c4609d74e7f331bfa957c8eff2d53904f7c40f053a44bfb4164b718",
+                "sha256:c86da6adc412df9ad2726fe438589e4495c7835792d6d84f888178682f5d5bcf"
+            ],
+            "version": "==6.0.0a0"
+        },
+        "nbdime": {
+            "hashes": [
+                "sha256:896f79a23557f190b73a3981fdceb128a2d24454701daef74d82aac2aa10715d",
+                "sha256:b57cedd62c5ee5521e999786bb49f8cbd8612438fac3fea8e16e8d6c90868bc4"
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-            "version": "==5.3.1"
+            "index": "pypi",
+            "version": "==2.0.0"
         },
         "nbformat": {
             "hashes": [
-                "sha256:b9a0dbdbd45bb034f4f8893cafd6f652ea08c8c1674ba83f2dc55d3955743b0b",
-                "sha256:f7494ef0df60766b7cabe0a3651556345a963b74dbc16bc7c18479041170d402"
+                "sha256:562de41fc7f4f481b79ab5d683279bf3a168858268d4387b489b7b02be0b324a",
+                "sha256:f4bbbd8089bd346488f00af4ce2efb7f8310a74b2058040d075895429924678c"
+            ],
+            "version": "==5.0.4"
+        },
+        "nbstripout": {
+            "hashes": [
+                "sha256:62f1b1fe9c7c298061089fd9bd5d297eb6209f7fbef0758631dbe58d38fc828f",
+                "sha256:cf745ae8c49fccdb3068b73fc3b783898d5d62ee929429e9af37a6dfefba34b7"
             ],
-            "version": "==4.4.0"
+            "index": "pypi",
+            "version": "==0.3.7"
         },
         "notebook": {
             "hashes": [
-                "sha256:66dd59e76e755584ae9450eb015c39f55d4bb1d8ec68f2c694d2b3cba7bf5c7e",
-                "sha256:e2c8e931cc19db4f8c63e6a396efbc13a228b2cb5b2919df011b946f28239a08"
+                "sha256:3edc616c684214292994a3af05eaea4cc043f6b4247d830f3a2f209fa7639a80",
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-            "version": "==5.6.0"
+            "version": "==6.0.3"
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         "numpy": {
             "hashes": [
@@ -430,47 +512,45 @@
         },
         "parso": {
             "hashes": [
-                "sha256:35704a43a3c113cce4de228ddb39aab374b8004f4f2407d070b6a2ca784ce8a2",
-                "sha256:895c63e93b94ac1e1690f5fdd40b65f07c8171e3e53cbd7793b5b96c0e0a7f24"
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-            "version": "==0.3.1"
+            "version": "==0.6.2"
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             "hashes": [
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-                "sha256:3fbd41d4caf27fa4a377bfd16fef87271099463e6fa73e92a52f92dfee5d425b"
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+                "sha256:fc65a43959d153d0114afe13997d439c22823a27cefceb5ff35c2178c6784c0c"
             ],
             "markers": "sys_platform != 'win32'",
-            "version": "==4.6.0"
+            "version": "==4.8.0"
         },
         "pickleshare": {
             "hashes": [
-                "sha256:84a9257227dfdd6fe1b4be1319096c20eb85ff1e82c7932f36efccfe1b09737b",
-                "sha256:c9a2541f25aeabc070f12f452e1f2a8eae2abd51e1cd19e8430402bdf4c1d8b5"
+                "sha256:87683d47965c1da65cdacaf31c8441d12b8044cdec9aca500cd78fc2c683afca",
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-            "version": "==0.7.4"
+            "version": "==0.7.5"
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         "pluggy": {
             "hashes": [
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-                "sha256:95eb8364a4708392bae89035f45341871286a333f749c3141c20573d2b3876e1"
+                "sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0",
+                "sha256:966c145cd83c96502c3c3868f50408687b38434af77734af1e9ca461a4081d2d"
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-            "markers": "python_version != '3.0.*' and python_version >= '2.7' and python_version != '3.3.*' and python_version != '3.2.*' and python_version != '3.1.*'",
-            "version": "==0.7.1"
+            "version": "==0.13.1"
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         "prometheus-client": {
             "hashes": [
-                "sha256:17bc24c09431644f7c65d7bce9f4237252308070b6395d6d8e87767afe867e24"
+                "sha256:71cd24a2b3eb335cb800c7159f423df1bd4dcd5171b234be15e3f31ec9f622da"
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-            "version": "==0.3.1"
+            "version": "==0.7.1"
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             "hashes": [
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-                "sha256:858588f1983ca497f1cf4ffde01d978a3ea02b01c8a26a8bbc5cd2e66d816917"
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-            "version": "==1.0.15"
+            "version": "==3.0.4"
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         "ptyprocess": {
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@@ -482,54 +562,51 @@
         },
         "py": {
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-                "sha256:e31fb2767eb657cbde86c454f02e99cb846d3cd9d61b318525140214fdc0e98e"
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-            "version": "==1.5.4"
+            "version": "==1.8.1"
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-            "version": "==2.4.0"
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-            "version": "==2.1.1"
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-                "sha256:f661252913bc1dbe7fcfcbf0af0db3f42ab65aabd1a6ca68fe5d466bace94dae"
+                "sha256:17dbeb2e3f4d772725c777fabc446d5634d1038f234e77343108ce445ea69ce0",
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-            "markers": "python_version != '3.0.*' and python_version >= '2.7' and python_version != '3.3.*' and python_version != '3.2.*' and python_version != '3.1.*'",
-            "version": "==2.0.0"
+            "version": "==2.1.1"
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         "pygments": {
             "hashes": [
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-            "version": "==2.2.0"
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-                "sha256:fee43f17a9c4087e7ed1605bd6df994c6173c1e977d7ade7b651292fab2bd010"
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-            "version": "==2.2.0"
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         "pyrsistent": {
             "hashes": [
-                "sha256:4024f838472cba9ea1ccbc638e0bcafec2efda28594a9905177ec365f1a95fea"
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         "pytest": {
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@@ -541,20 +618,21 @@
         },
         "python-dateutil": {
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-                "sha256:1adb80e7a782c12e52ef9a8182bebeb73f1d7e24e374397af06fb4956c8dc5c0",
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-            "version": "==2.7.3"
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-                "sha256:e3636824d35ba6a15fc39f573588cba63cf46322a5dc86fb2f280229077e9fbe"
+                "sha256:b7a31162f2a01965a5efb94453ce69230ed208468b0bbc7fdfc56e6d8df2e281"
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-            "markers": "python_version != '3.0.*' and python_version >= '2.7' and python_version != '3.3.*' and python_version != '3.2.*' and python_version != '3.1.*'",
-            "version": "==0.1.9"
+            "version": "==0.1.11"
         },
         "python-language-server": {
+            "extras": [
+                "all"
+            ],
             "hashes": [
                 "sha256:ea40be565429570a318bc010dc8f88250c7bece054880e60704235c3056c6bd8"
             ],
@@ -563,48 +641,57 @@
         },
         "pytz": {
             "hashes": [
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-                "sha256:ffb9ef1de172603304d9d2819af6f5ece76f2e85ec10692a524dd876e72bf277"
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+                "sha256:b02c06db6cf09c12dd25137e563b31700d3b80fcc4ad23abb7a315f2789819be"
             ],
-            "version": "==2018.5"
+            "version": "==2019.3"
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         "pyzmq": {
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-            "version": "==17.1.0"
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+                "sha256:f5b6d015587a1d6f582ba03b226a9ddb1dfb09878b3be04ef48b01b7d4eb6b2a"
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         "qtconsole": {
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-                "sha256:eff8c2faeda567a0bef5781f419a64e9977988db101652b312b9d74ec0a5109c"
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+                "sha256:d51c1c51c81fbd1fac62b2d4bdc8b54fb6b7cbe6cbf70c3baeea11516525c956"
+            ],
+            "version": "==4.7.1"
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+                "sha256:fa0b8363b363e89b2a6f49eddc162a04c0699ae95e109a6be3bb145a913190ea"
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-            "version": "==4.3.1"
+            "version": "==1.9.0"
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         "requests": {
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@@ -624,36 +711,43 @@
         },
         "rope": {
             "hashes": [
-                "sha256:a09edfd2034fd50099a67822f9bd851fbd0f4e98d3b87519f6267b60e50d80d1"
+                "sha256:52423a7eebb5306a6d63bdc91a7c657db51ac9babfb8341c9a1440831ecf3203",
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-            "version": "==0.10.7"
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+        "ruamel.yaml.clib": {
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         "send2trash": {
             "hashes": [
@@ -662,25 +756,26 @@
             ],
             "version": "==1.5.0"
         },
-        "simplegeneric": {
+        "six": {
             "hashes": [
-                "sha256:dc972e06094b9af5b855b3df4a646395e43d1c9d0d39ed345b7393560d0b9173"
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-            "version": "==0.8.1"
+            "version": "==1.14.0"
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-                "sha256:832dc0e10feb1aa2c68dcc57dbb658f1c7e65b9b61af69048abc87a2db00a0eb"
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-            "version": "==1.11.0"
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-                "sha256:9f3bcd3c401c3e862ec0ebe6d2c069ebc012ce142cce209c098ccb5b09136e89"
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-            "version": "==1.2.1"
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         "tabulate": {
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@@ -691,86 +786,85 @@
         },
         "terminado": {
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-            "version": "==0.8.1"
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-                "sha256:0d5337839c788da5900df70f8e01015aec141aa3fe7936cb0d0a2953f7ac7609"
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-            "version": "==0.3.1"
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             "hashes": [
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-                "sha256:f4ebe71925af7b40a864553f761ed559b43544f8f71746c2d756c7fe788ade7c"
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+            "version": "==0.1.9"
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         "webencodings": {
             "hashes": [
@@ -781,24 +875,31 @@
         },
         "websocket-client": {
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-            "version": "==3.3.1"
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-                "sha256:a98a6eacca64d2b920558f4a2f78150db9474de821227e60deaa29f186121c63"
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