diff --git a/Pipfile.lock b/Pipfile.lock
index 960b273..f66b72b 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -16,11 +16,11 @@
     "default": {
         "beautifulsoup4": {
             "hashes": [
-                "sha256:034740f6cb549b4e932ae1ab975581e6103ac8f942200a0e9759065984391858",
-                "sha256:945065979fb8529dd2f37dbb58f00b661bdbcbebf954f93b32fdf5263ef35348",
-                "sha256:ba6d5c59906a85ac23dadfe5c88deaf3e179ef565f4898671253e50a78680718"
+                "sha256:5279c36b4b2ec2cb4298d723791467e3000e5384a43ea0cdf5d45207c7e97169",
+                "sha256:6135db2ba678168c07950f9a16c4031822c6f4aec75a65e0a97bc5ca09789931",
+                "sha256:dcdef580e18a76d54002088602eba453eec38ebbcafafeaabd8cab12b6155d57"
             ],
-            "version": "==4.7.1"
+            "version": "==4.8.1"
         },
         "bs4": {
             "hashes": [
@@ -31,10 +31,10 @@
         },
         "certifi": {
             "hashes": [
-                "sha256:59b7658e26ca9c7339e00f8f4636cdfe59d34fa37b9b04f6f9e9926b3cece1a5",
-                "sha256:b26104d6835d1f5e49452a26eb2ff87fe7090b89dfcaee5ea2212697e1e1d7ae"
+                "sha256:e4f3620cfea4f83eedc95b24abd9cd56f3c4b146dd0177e83a21b4eb49e21e50",
+                "sha256:fd7c7c74727ddcf00e9acd26bba8da604ffec95bf1c2144e67aff7a8b50e6cef"
             ],
-            "version": "==2019.3.9"
+            "version": "==2019.9.11"
         },
         "chardet": {
             "hashes": [
@@ -84,42 +84,42 @@
         },
         "pillow": {
             "hashes": [
-                "sha256:15c056bfa284c30a7f265a41ac4cbbc93bdbfc0dfe0613b9cb8a8581b51a9e55",
-                "sha256:1a4e06ba4f74494ea0c58c24de2bb752818e9d504474ec95b0aa94f6b0a7e479",
-                "sha256:1c3c707c76be43c9e99cb7e3d5f1bee1c8e5be8b8a2a5eeee665efbf8ddde91a",
-                "sha256:1fd0b290203e3b0882d9605d807b03c0f47e3440f97824586c173eca0aadd99d",
-                "sha256:24114e4a6e1870c5a24b1da8f60d0ba77a0b4027907860188ea82bd3508c80eb",
-                "sha256:258d886a49b6b058cd7abb0ab4b2b85ce78669a857398e83e8b8e28b317b5abb",
-                "sha256:33c79b6dd6bc7f65079ab9ca5bebffb5f5d1141c689c9c6a7855776d1b09b7e8",
-                "sha256:367385fc797b2c31564c427430c7a8630db1a00bd040555dfc1d5c52e39fcd72",
-                "sha256:3c1884ff078fb8bf5f63d7d86921838b82ed4a7d0c027add773c2f38b3168754",
-                "sha256:44e5240e8f4f8861d748f2a58b3f04daadab5e22bfec896bf5434745f788f33f",
-                "sha256:46aa988e15f3ea72dddd81afe3839437b755fffddb5e173886f11460be909dce",
-                "sha256:74d90d499c9c736d52dd6d9b7221af5665b9c04f1767e35f5dd8694324bd4601",
-                "sha256:809c0a2ce9032cbcd7b5313f71af4bdc5c8c771cb86eb7559afd954cab82ebb5",
-                "sha256:85d1ef2cdafd5507c4221d201aaf62fc9276f8b0f71bd3933363e62a33abc734",
-                "sha256:8c3889c7681af77ecfa4431cd42a2885d093ecb811e81fbe5e203abc07e0995b",
-                "sha256:9218d81b9fca98d2c47d35d688a0cea0c42fd473159dfd5612dcb0483c63e40b",
-                "sha256:9aa4f3827992288edd37c9df345783a69ef58bd20cc02e64b36e44bcd157bbf1",
-                "sha256:9d80f44137a70b6f84c750d11019a3419f409c944526a95219bea0ac31f4dd91",
-                "sha256:b7ebd36128a2fe93991293f997e44be9286503c7530ace6a55b938b20be288d8",
-                "sha256:c4c78e2c71c257c136cdd43869fd3d5e34fc2162dc22e4a5406b0ebe86958239",
-                "sha256:c6a842537f887be1fe115d8abb5daa9bc8cc124e455ff995830cc785624a97af",
-                "sha256:cf0a2e040fdf5a6d95f4c286c6ef1df6b36c218b528c8a9158ec2452a804b9b8",
-                "sha256:cfd28aad6fc61f7a5d4ee556a997dc6e5555d9381d1390c00ecaf984d57e4232",
-                "sha256:dca5660e25932771460d4688ccbb515677caaf8595f3f3240ec16c117deff89a",
-                "sha256:de7aedc85918c2f887886442e50f52c1b93545606317956d65f342bd81cb4fc3",
-                "sha256:e6c0bbf8e277b74196e3140c35f9a1ae3eafd818f7f2d3a15819c49135d6c062"
+                "sha256:00fdeb23820f30e43bba78eb9abb00b7a937a655de7760b2e09101d63708b64e",
+                "sha256:01f948e8220c85eae1aa1a7f8edddcec193918f933fb07aaebe0bfbbcffefbf1",
+                "sha256:08abf39948d4b5017a137be58f1a52b7101700431f0777bec3d897c3949f74e6",
+                "sha256:099a61618b145ecb50c6f279666bbc398e189b8bc97544ae32b8fcb49ad6b830",
+                "sha256:2c1c61546e73de62747e65807d2cc4980c395d4c5600ecb1f47a650c6fa78c79",
+                "sha256:2ed9c4f694861642401f27dc3cb99772be67cd190e84845c749dae0a06c3bfae",
+                "sha256:338581b30b908e111be578f0297255f6b57a51358cd16fa0e6f664c9a1f88bff",
+                "sha256:38c7d48a21cd06fdeee93987147b9b1c55b73b4cfcbf83240568bfbd5adee447",
+                "sha256:43fd026f613c8e48a25eba1a92f4d2ad7f3903c95d8c33a11611a7717d2ab654",
+                "sha256:4548236844327a718ce3bb182ab32a16fa2050c61e334e959f554cac052fb0df",
+                "sha256:5090857876c58885cfa388dc649e5db30aae98a068c26f3fd0ac9d7d9a4d9572",
+                "sha256:5bbba34f97a26a93f5e8dec469ca4ddd712451418add43da946dbaed7f7a98d2",
+                "sha256:65a28969a025a0eb4594637b6103201dc4ed2a9508bdab56ac33e43e3081c404",
+                "sha256:892bb52b70bd5ea9dbbc3ac44f38e84f5a04e9d8b1bff48159d96cb795b81159",
+                "sha256:8a9becd5cbd5062f973bcd2e7bc79483af310222de112b6541f8af1f93a3cc42",
+                "sha256:972a7aaeb7c4a2795b52eef52ee991ef040b31009f36deca6207a986607b55f3",
+                "sha256:97b119c436bfa96a92ac2ca525f7025836d4d4e64b1c9f9eff8dbaf3ff1d86f3",
+                "sha256:9ba37698e242223f8053cc158f130aee046a96feacbeab65893dbe94f5530118",
+                "sha256:b1b0e1f626a0f079c0d3696db70132fb1f29aa87c66aecb6501a9b8be64ce9f7",
+                "sha256:c14c1224fd1a5be2733530d648a316974dbbb3c946913562c6005a76f21ca042",
+                "sha256:c79a8546c48ae6465189e54e3245a97ddf21161e33ff7eaa42787353417bb2b6",
+                "sha256:ceb76935ac4ebdf6d7bc845482a4450b284c6ccfb281e34da51d510658ab34d8",
+                "sha256:e22bffaad04b4d16e1c091baed7f2733fc1ebb91e0c602abf1b6834d17158b1f",
+                "sha256:ec883b8e44d877bda6f94a36313a1c6063f8b1997aa091628ae2f34c7f97c8d5",
+                "sha256:f1baa54d50ec031d1a9beb89974108f8f2c0706f49798f4777df879df0e1adb6",
+                "sha256:f53a5385932cda1e2c862d89460992911a89768c65d176ff8c50cddca4d29bed"
             ],
             "index": "tsinghua",
-            "version": "==6.0.0"
+            "version": "==6.2.0"
         },
         "pyasn1": {
             "hashes": [
-                "sha256:da2420fe13a9452d8ae97a0e478adde1dee153b11ba832a95b223a2ba01c10f7",
-                "sha256:da6b43a8c9ae93bc80e2739efb38cc776ba74a886e3e9318d65fe81a8b8a2c6e"
+                "sha256:62cdade8b5530f0b185e09855dd422bc05c0bbff6b72ff61381c09dac7befd8c",
+                "sha256:a9495356ca1d66ed197a0f72b41eb1823cf7ea8b5bd07191673e8147aecf8604"
             ],
-            "version": "==0.4.5"
+            "version": "==0.4.7"
         },
         "pytz": {
             "hashes": [
@@ -147,17 +147,17 @@
         },
         "soupsieve": {
             "hashes": [
-                "sha256:6898e82ecb03772a0d82bd0d0a10c0d6dcc342f77e0701d0ec4a8271be465ece",
-                "sha256:b20eff5e564529711544066d7dc0f7661df41232ae263619dede5059799cdfca"
+                "sha256:605f89ad5fdbfefe30cdc293303665eff2d188865d4dbe4eb510bba1edfbfce3",
+                "sha256:b91d676b330a0ebd5b21719cb6e9b57c57d433671f65b9c28dd3461d9a1ed0b6"
             ],
-            "version": "==1.9.1"
+            "version": "==1.9.4"
         },
         "urllib3": {
             "hashes": [
-                "sha256:a53063d8b9210a7bdec15e7b272776b9d42b2fd6816401a0d43006ad2f9902db",
-                "sha256:d363e3607d8de0c220d31950a8f38b18d5ba7c0830facd71a1c6b1036b7ce06c"
+                "sha256:3de946ffbed6e6746608990594d08faac602528ac7015ac28d33cee6a45b7398",
+                "sha256:9a107b99a5393caf59c7aa3c1249c16e6879447533d0887f4336dde834c7be86"
             ],
-            "version": "==1.25.2"
+            "version": "==1.25.6"
         }
     },
     "develop": {
@@ -168,14 +168,6 @@
             ],
             "version": "==0.7.12"
         },
-        "appnope": {
-            "hashes": [
-                "sha256:5b26757dc6f79a3b7dc9fab95359328d5747fcb2409d331ea66d0272b90ab2a0",
-                "sha256:8b995ffe925347a2138d7ac0fe77155e4311a0ea6d6da4f5128fe4b3cbe5ed71"
-            ],
-            "markers": "sys_platform == 'darwin'",
-            "version": "==0.1.0"
-        },
         "atomicwrites": {
             "hashes": [
                 "sha256:03472c30eb2c5d1ba9227e4c2ca66ab8287fbfbbda3888aa93dc2e28fc6811b4",
@@ -185,17 +177,17 @@
         },
         "attrs": {
             "hashes": [
-                "sha256:69c0dbf2ed392de1cb5ec704444b08a5ef81680a61cb899dc08127123af36a79",
-                "sha256:f0b870f674851ecbfbbbd364d6b5cbdff9dcedbc7f3f5e18a6891057f21fe399"
+                "sha256:08a96c641c3a74e44eb59afb61a24f2cb9f4d7188748e76ba4bb5edfa3cb7d1c",
+                "sha256:f7b7ce16570fe9965acd6d30101a28f62fb4a7f9e926b3bbc9b61f8b04247e72"
             ],
-            "version": "==19.1.0"
+            "version": "==19.3.0"
         },
         "babel": {
             "hashes": [
-                "sha256:6778d85147d5d85345c14a26aada5e478ab04e39b078b0745ee6870c2b5cf669",
-                "sha256:8cba50f48c529ca3fa18cf81fa9403be176d374ac4d60738b839122dfaaa3d23"
+                "sha256:af92e6106cb7c55286b25b38ad7695f8b4efb36a90ba483d7f7a6628c46158ab",
+                "sha256:e86135ae101e31e2c8ec20a4e0c5220f4eed12487d5cf3f78be7e98d3a57fc28"
             ],
-            "version": "==2.6.0"
+            "version": "==2.7.0"
         },
         "backcall": {
             "hashes": [
@@ -213,10 +205,10 @@
         },
         "certifi": {
             "hashes": [
-                "sha256:59b7658e26ca9c7339e00f8f4636cdfe59d34fa37b9b04f6f9e9926b3cece1a5",
-                "sha256:b26104d6835d1f5e49452a26eb2ff87fe7090b89dfcaee5ea2212697e1e1d7ae"
+                "sha256:e4f3620cfea4f83eedc95b24abd9cd56f3c4b146dd0177e83a21b4eb49e21e50",
+                "sha256:fd7c7c74727ddcf00e9acd26bba8da604ffec95bf1c2144e67aff7a8b50e6cef"
             ],
-            "version": "==2019.3.9"
+            "version": "==2019.9.11"
         },
         "chardet": {
             "hashes": [
@@ -234,39 +226,40 @@
         },
         "coverage": {
             "hashes": [
-                "sha256:3684fabf6b87a369017756b551cef29e505cb155ddb892a7a29277b978da88b9",
-                "sha256:39e088da9b284f1bd17c750ac672103779f7954ce6125fd4382134ac8d152d74",
-                "sha256:3c205bc11cc4fcc57b761c2da73b9b72a59f8d5ca89979afb0c1c6f9e53c7390",
-                "sha256:465ce53a8c0f3a7950dfb836438442f833cf6663d407f37d8c52fe7b6e56d7e8",
-                "sha256:48020e343fc40f72a442c8a1334284620f81295256a6b6ca6d8aa1350c763bbe",
-                "sha256:5296fc86ab612ec12394565c500b412a43b328b3907c0d14358950d06fd83baf",
-                "sha256:5f61bed2f7d9b6a9ab935150a6b23d7f84b8055524e7be7715b6513f3328138e",
-                "sha256:68a43a9f9f83693ce0414d17e019daee7ab3f7113a70c79a3dd4c2f704e4d741",
-                "sha256:6b8033d47fe22506856fe450470ccb1d8ba1ffb8463494a15cfc96392a288c09",
-                "sha256:7ad7536066b28863e5835e8cfeaa794b7fe352d99a8cded9f43d1161be8e9fbd",
-                "sha256:7bacb89ccf4bedb30b277e96e4cc68cd1369ca6841bde7b005191b54d3dd1034",
-                "sha256:839dc7c36501254e14331bcb98b27002aa415e4af7ea039d9009409b9d2d5420",
-                "sha256:8f9a95b66969cdea53ec992ecea5406c5bd99c9221f539bca1e8406b200ae98c",
-                "sha256:932c03d2d565f75961ba1d3cec41ddde00e162c5b46d03f7423edcb807734eab",
-                "sha256:988529edadc49039d205e0aa6ce049c5ccda4acb2d6c3c5c550c17e8c02c05ba",
-                "sha256:998d7e73548fe395eeb294495a04d38942edb66d1fa61eb70418871bc621227e",
-                "sha256:9de60893fb447d1e797f6bf08fdf0dbcda0c1e34c1b06c92bd3a363c0ea8c609",
-                "sha256:9e80d45d0c7fcee54e22771db7f1b0b126fb4a6c0a2e5afa72f66827207ff2f2",
-                "sha256:a545a3dfe5082dc8e8c3eb7f8a2cf4f2870902ff1860bd99b6198cfd1f9d1f49",
-                "sha256:a5d8f29e5ec661143621a8f4de51adfb300d7a476224156a39a392254f70687b",
-                "sha256:aca06bfba4759bbdb09bf52ebb15ae20268ee1f6747417837926fae990ebc41d",
-                "sha256:bb23b7a6fd666e551a3094ab896a57809e010059540ad20acbeec03a154224ce",
-                "sha256:bfd1d0ae7e292105f29d7deaa9d8f2916ed8553ab9d5f39ec65bcf5deadff3f9",
-                "sha256:c62ca0a38958f541a73cf86acdab020c2091631c137bd359c4f5bddde7b75fd4",
-                "sha256:c709d8bda72cf4cd348ccec2a4881f2c5848fd72903c185f363d361b2737f773",
-                "sha256:c968a6aa7e0b56ecbd28531ddf439c2ec103610d3e2bf3b75b813304f8cb7723",
-                "sha256:df785d8cb80539d0b55fd47183264b7002077859028dfe3070cf6359bf8b2d9c",
-                "sha256:f406628ca51e0ae90ae76ea8398677a921b36f0bd71aab2099dfed08abd0322f",
-                "sha256:f46087bbd95ebae244a0eda01a618aff11ec7a069b15a3ef8f6b520db523dcf1",
-                "sha256:f8019c5279eb32360ca03e9fac40a12667715546eed5c5eb59eb381f2f501260",
-                "sha256:fc5f4d209733750afd2714e9109816a29500718b32dd9a5db01c0cb3a019b96a"
-            ],
-            "version": "==4.5.3"
+                "sha256:08907593569fe59baca0bf152c43f3863201efb6113ecb38ce7e97ce339805a6",
+                "sha256:0be0f1ed45fc0c185cfd4ecc19a1d6532d72f86a2bac9de7e24541febad72650",
+                "sha256:141f08ed3c4b1847015e2cd62ec06d35e67a3ac185c26f7635f4406b90afa9c5",
+                "sha256:19e4df788a0581238e9390c85a7a09af39c7b539b29f25c89209e6c3e371270d",
+                "sha256:23cc09ed395b03424d1ae30dcc292615c1372bfba7141eb85e11e50efaa6b351",
+                "sha256:245388cda02af78276b479f299bbf3783ef0a6a6273037d7c60dc73b8d8d7755",
+                "sha256:331cb5115673a20fb131dadd22f5bcaf7677ef758741312bee4937d71a14b2ef",
+                "sha256:386e2e4090f0bc5df274e720105c342263423e77ee8826002dcffe0c9533dbca",
+                "sha256:3a794ce50daee01c74a494919d5ebdc23d58873747fa0e288318728533a3e1ca",
+                "sha256:60851187677b24c6085248f0a0b9b98d49cba7ecc7ec60ba6b9d2e5574ac1ee9",
+                "sha256:63a9a5fc43b58735f65ed63d2cf43508f462dc49857da70b8980ad78d41d52fc",
+                "sha256:6b62544bb68106e3f00b21c8930e83e584fdca005d4fffd29bb39fb3ffa03cb5",
+                "sha256:6ba744056423ef8d450cf627289166da65903885272055fb4b5e113137cfa14f",
+                "sha256:7494b0b0274c5072bddbfd5b4a6c6f18fbbe1ab1d22a41e99cd2d00c8f96ecfe",
+                "sha256:826f32b9547c8091679ff292a82aca9c7b9650f9fda3e2ca6bf2ac905b7ce888",
+                "sha256:93715dffbcd0678057f947f496484e906bf9509f5c1c38fc9ba3922893cda5f5",
+                "sha256:9a334d6c83dfeadae576b4d633a71620d40d1c379129d587faa42ee3e2a85cce",
+                "sha256:af7ed8a8aa6957aac47b4268631fa1df984643f07ef00acd374e456364b373f5",
+                "sha256:bf0a7aed7f5521c7ca67febd57db473af4762b9622254291fbcbb8cd0ba5e33e",
+                "sha256:bf1ef9eb901113a9805287e090452c05547578eaab1b62e4ad456fcc049a9b7e",
+                "sha256:c0afd27bc0e307a1ffc04ca5ec010a290e49e3afbe841c5cafc5c5a80ecd81c9",
+                "sha256:dd579709a87092c6dbee09d1b7cfa81831040705ffa12a1b248935274aee0437",
+                "sha256:df6712284b2e44a065097846488f66840445eb987eb81b3cc6e4149e7b6982e1",
+                "sha256:e07d9f1a23e9e93ab5c62902833bf3e4b1f65502927379148b6622686223125c",
+                "sha256:e2ede7c1d45e65e209d6093b762e98e8318ddeff95317d07a27a2140b80cfd24",
+                "sha256:e4ef9c164eb55123c62411f5936b5c2e521b12356037b6e1c2617cef45523d47",
+                "sha256:eca2b7343524e7ba246cab8ff00cab47a2d6d54ada3b02772e908a45675722e2",
+                "sha256:eee64c616adeff7db37cc37da4180a3a5b6177f5c46b187894e633f088fb5b28",
+                "sha256:ef824cad1f980d27f26166f86856efe11eff9912c4fed97d3804820d43fa550c",
+                "sha256:efc89291bd5a08855829a3c522df16d856455297cf35ae827a37edac45f466a7",
+                "sha256:fa964bae817babece5aa2e8c1af841bebb6d0b9add8e637548809d040443fee0",
+                "sha256:ff37757e068ae606659c28c3bd0d923f9d29a85de79bf25b2b34b148473b5025"
+            ],
+            "version": "==4.5.4"
         },
         "decorator": {
             "hashes": [
@@ -277,11 +270,11 @@
         },
         "docutils": {
             "hashes": [
-                "sha256:02aec4bd92ab067f6ff27a38a38a41173bf01bed8f89157768c1573f53e474a6",
-                "sha256:51e64ef2ebfb29cae1faa133b3710143496eca21c530f3f71424d77687764274",
-                "sha256:7a4bd47eaf6596e1295ecb11361139febe29b084a87bf005bf899f9a42edc3c6"
+                "sha256:6c4f696463b79f1fb8ba0c594b63840ebd41f059e92b31957c46b74a4599b6d0",
+                "sha256:9e4d7ecfc600058e07ba661411a2b7de2fd0fafa17d1a7f7361cd47b1175c827",
+                "sha256:a2aeea129088da402665e92e0b25b04b073c04b2dce4ab65caaa38b7ce2e1a99"
             ],
-            "version": "==0.14"
+            "version": "==0.15.2"
         },
         "entrypoints": {
             "hashes": [
@@ -318,6 +311,14 @@
             ],
             "version": "==1.1.0"
         },
+        "importlib-metadata": {
+            "hashes": [
+                "sha256:aa18d7378b00b40847790e7c27e11673d7fed219354109d0e7b9e5b25dc3ad26",
+                "sha256:d5f18a79777f3aa179c145737780282e27b508fc8fd688cb17c7a813e8bd39af"
+            ],
+            "markers": "python_version < '3.8'",
+            "version": "==0.23"
+        },
         "ipython": {
             "hashes": [
                 "sha256:54c5a8aa1eadd269ac210b96923688ccf01ebb2d0f21c18c3c717909583579a8",
@@ -335,17 +336,17 @@
         },
         "jedi": {
             "hashes": [
-                "sha256:2bb0603e3506f708e792c7f4ad8fc2a7a9d9c2d292a358fbbd58da531695595b",
-                "sha256:2c6bcd9545c7d6440951b12b44d373479bf18123a401a52025cf98563fbd826c"
+                "sha256:786b6c3d80e2f06fd77162a07fed81b8baa22dde5d62896a790a331d6ac21a27",
+                "sha256:ba859c74fa3c966a22f2aeebe1b74ee27e2a462f56d3f5f7ca4a59af61bfe42e"
             ],
-            "version": "==0.13.3"
+            "version": "==0.15.1"
         },
         "jinja2": {
             "hashes": [
-                "sha256:065c4f02ebe7f7cf559e49ee5a95fb800a9e4528727aec6f24402a5374c65013",
-                "sha256:14dd6caf1527abb21f08f86c784eac40853ba93edb79552aa1e4b8aef1b61c7b"
+                "sha256:74320bb91f31270f9551d46522e33af46a80c3d619f4a4bf42b3164d30b5911f",
+                "sha256:9fe95f19286cfefaa917656583d020be14e7859c6b0252588391e47db34527de"
             ],
-            "version": "==2.10.1"
+            "version": "==2.10.3"
         },
         "markupsafe": {
             "hashes": [
@@ -389,25 +390,25 @@
         },
         "more-itertools": {
             "hashes": [
-                "sha256:2112d2ca570bb7c3e53ea1a35cd5df42bb0fd10c45f0fb97178679c3c03d64c7",
-                "sha256:c3e4748ba1aad8dba30a4886b0b1a2004f9a863837b8654e7059eebf727afa5a"
+                "sha256:409cd48d4db7052af495b09dec721011634af3753ae1ef92d2b32f73a745f832",
+                "sha256:92b8c4b06dac4f0611c0729b2f2ede52b2e1bac1ab48f089c7ddc12e26bb60c4"
             ],
             "markers": "python_version > '2.7'",
-            "version": "==7.0.0"
+            "version": "==7.2.0"
         },
         "packaging": {
             "hashes": [
-                "sha256:0c98a5d0be38ed775798ece1b9727178c4469d9c3b4ada66e8e6b7849f8732af",
-                "sha256:9e1cbf8c12b1f1ce0bb5344b8d7ecf66a6f8a6e91bcb0c84593ed6d3ab5c4ab3"
+                "sha256:28b924174df7a2fa32c1953825ff29c61e2f5e082343165438812f00d3a7fc47",
+                "sha256:d9551545c6d761f3def1677baf08ab2a3ca17c56879e70fecba2fc4dde4ed108"
             ],
-            "version": "==19.0"
+            "version": "==19.2"
         },
         "parso": {
             "hashes": [
-                "sha256:17cc2d7a945eb42c3569d4564cdf49bde221bc2b552af3eca9c1aad517dcdd33",
-                "sha256:2e9574cb12e7112a87253e14e2c380ce312060269d04bd018478a3c92ea9a376"
+                "sha256:63854233e1fadb5da97f2744b6b24346d2750b85965e7e399bec1620232797dc",
+                "sha256:666b0ee4a7a1220f65d367617f2cd3ffddff3e205f3f16a0284df30e774c2a9c"
             ],
-            "version": "==0.4.0"
+            "version": "==0.5.1"
         },
         "pexpect": {
             "hashes": [
@@ -433,18 +434,18 @@
         },
         "pluggy": {
             "hashes": [
-                "sha256:25a1bc1d148c9a640211872b4ff859878d422bccb59c9965e04eed468a0aa180",
-                "sha256:964cedd2b27c492fbf0b7f58b3284a09cf7f99b0f715941fb24a439b3af1bd1a"
+                "sha256:0db4b7601aae1d35b4a033282da476845aa19185c1e6964b25cf324b5e4ec3e6",
+                "sha256:fa5fa1622fa6dd5c030e9cad086fa19ef6a0cf6d7a2d12318e10cb49d6d68f34"
             ],
-            "version": "==0.11.0"
+            "version": "==0.13.0"
         },
         "prompt-toolkit": {
             "hashes": [
-                "sha256:11adf3389a996a6d45cc277580d0d53e8a5afd281d0c9ec71b28e6f121463780",
-                "sha256:2519ad1d8038fd5fc8e770362237ad0364d16a7650fb5724af6997ed5515e3c1",
-                "sha256:977c6583ae813a37dc1c2e1b715892461fcbdaa57f6fc62f33a528c4886c8f55"
+                "sha256:46642344ce457641f28fc9d1c9ca939b63dadf8df128b86f1b9860e59c73a5e4",
+                "sha256:e7f8af9e3d70f514373bf41aa51bc33af12a6db3f71461ea47fea985defb2c31",
+                "sha256:f15af68f66e664eaa559d4ac8a928111eebd5feda0c11738b5998045224829db"
             ],
-            "version": "==2.0.9"
+            "version": "==2.0.10"
         },
         "ptyprocess": {
             "hashes": [
@@ -476,17 +477,17 @@
         },
         "pygments": {
             "hashes": [
-                "sha256:31cba6ffb739f099a85e243eff8cb717089fdd3c7300767d9fc34cb8e1b065f5",
-                "sha256:5ad302949b3c98dd73f8d9fcdc7e9cb592f120e32a18e23efd7f3dc51194472b"
+                "sha256:71e430bc85c88a430f000ac1d9b331d2407f681d6f6aec95e8bcfbc3df5b0127",
+                "sha256:881c4c157e45f30af185c1ffe8d549d48ac9127433f2c380c24b84572ad66297"
             ],
-            "version": "==2.4.0"
+            "version": "==2.4.2"
         },
         "pyparsing": {
             "hashes": [
-                "sha256:1873c03321fc118f4e9746baf201ff990ceb915f433f23b395f5580d1840cb2a",
-                "sha256:9b6323ef4ab914af344ba97510e966d64ba91055d6b9afa6b30799340e89cc03"
+                "sha256:6f98a7b9397e206d78cc01df10131398f1c8b8510a2f4d97d9abd82e1aacdd80",
+                "sha256:d9338df12903bbf5d65a0e4e87c2161968b10d2e489652bb47001d82a9b028b4"
             ],
-            "version": "==2.4.0"
+            "version": "==2.4.2"
         },
         "pytest": {
             "hashes": [
@@ -543,10 +544,10 @@
         },
         "snowballstemmer": {
             "hashes": [
-                "sha256:919f26a68b2c17a7634da993d91339e288964f93c274f1343e3bbbe2096e1128",
-                "sha256:9f3bcd3c401c3e862ec0ebe6d2c069ebc012ce142cce209c098ccb5b09136e89"
+                "sha256:209f257d7533fdb3cb73bdbd24f436239ca3b2fa67d56f6ff88e86be08cc5ef0",
+                "sha256:df3bac3df4c2c01363f3dd2cfa78cce2840a79b9f1c2d2de9ce8d31683992f52"
             ],
-            "version": "==1.2.1"
+            "version": "==2.0.0"
         },
         "sphinx": {
             "hashes": [
@@ -608,17 +609,17 @@
         },
         "tqdm": {
             "hashes": [
-                "sha256:0a860bf2683fdbb4812fe539a6c22ea3f1777843ea985cb8c3807db448a0f7ab",
-                "sha256:e288416eecd4df19d12407d0c913cbf77aa8009d7fddb18f632aded3bdbdda6b"
+                "sha256:abc25d0ce2397d070ef07d8c7e706aede7920da163c64997585d42d3537ece3d",
+                "sha256:dd3fcca8488bb1d416aa7469d2f277902f26260c45aa86b667b074cd44b3b115"
             ],
-            "version": "==4.32.1"
+            "version": "==4.36.1"
         },
         "traitlets": {
             "hashes": [
-                "sha256:9c4bd2d267b7153df9152698efb1050a5d84982d3384a37b2c1f7723ba3e7835",
-                "sha256:c6cb5e6f57c5a9bdaa40fa71ce7b4af30298fbab9ece9815b5d995ab6217c7d9"
+                "sha256:70b4c6a1d9019d7b4f6846832288f86998aa3b9207c6821f3578a6a6a467fe44",
+                "sha256:d023ee369ddd2763310e4c3eae1ff649689440d4ae59d7485eb4cfbbe3e359f7"
             ],
-            "version": "==4.3.2"
+            "version": "==4.3.3"
         },
         "travis-sphinx": {
             "hashes": [
@@ -637,10 +638,10 @@
         },
         "urllib3": {
             "hashes": [
-                "sha256:a53063d8b9210a7bdec15e7b272776b9d42b2fd6816401a0d43006ad2f9902db",
-                "sha256:d363e3607d8de0c220d31950a8f38b18d5ba7c0830facd71a1c6b1036b7ce06c"
+                "sha256:3de946ffbed6e6746608990594d08faac602528ac7015ac28d33cee6a45b7398",
+                "sha256:9a107b99a5393caf59c7aa3c1249c16e6879447533d0887f4336dde834c7be86"
             ],
-            "version": "==1.25.2"
+            "version": "==1.25.6"
         },
         "wcwidth": {
             "hashes": [
@@ -655,6 +656,13 @@
                 "sha256:b36a1c245f2d304965eb4e0a82848379241dc04b865afcc4aab16748587e1923"
             ],
             "version": "==0.5.1"
+        },
+        "zipp": {
+            "hashes": [
+                "sha256:3718b1cbcd963c7d4c5511a8240812904164b7f381b647143a89d3b98f9bcd8e",
+                "sha256:f06903e9f1f43b12d371004b4ac7b06ab39a44adc747266928ae6debfa7b3335"
+            ],
+            "version": "==0.6.0"
         }
     }
 }