Bump version

Author: thombashi

pathvalidate/__version__.py

@@ -4,6 +4,6 @@
 __author__ = "Tsuyoshi Hombashi"
 __copyright__ = "Copyright 2016-{}, {}".format(datetime.now().year, __author__)
 __license__ = "MIT License"
-__version__ = "1.1.1"
+__version__ = "2.0.0"
 __maintainer__ = __author__
 __email__ = "tsuyoshi.hombashi@gmail.com"