v1.1.0

• PR-151 New: String?.isNullOrBlank, String?.isNotNullOrBlank
• PR-149 Fix type of extension: IterableForthItem -> IterableFourthItem
• PR-147 New: int.toChar(): String
• PR-147 New: String?.orEmpty: bool
• PR-147 New: String.matches(RexExp): bool
• PR-147 New: String.urlEncode and String.urlDecode
• PR-147 New: buildString to build a StringBuffer an immediately return it
• PR-156 Fix: Iterable.takeFirst(n) and Iterable.takeLast(n) crashed when n > length