updating version number in package

Author: rpauly18

mhkit/__init__.py

@@ -15,7 +15,7 @@
 import warnings as _warn
 _warn.simplefilter(action='ignore', category=FutureWarning)
 
-__version__ = 'v0.4.0'
+__version__ = 'v0.5.0'
 
 __copyright__ = """
 Copyright 2019, Alliance for Sustainable Energy, LLC under the terms of