Bump to version 0.4.28 for dev

Author: mrjbq7

setup.py

@@ -145,7 +145,7 @@ def build_extensions(self):
 
 setup(
     name='TA-Lib',
-    version='0.4.27',
+    version='0.4.28',
     description='Python wrapper for TA-Lib',
     long_description=long_description,
     long_description_content_type='text/markdown',

talib/__init__.py

@@ -116,7 +116,7 @@ def wrapper(*args, **kwds):
     setattr(stream, func_name, wrapped_func)
     globals()[stream_func_name] = wrapped_func
 
-__version__ = '0.4.27'
+__version__ = '0.4.28'
 
 # In order to use this python library, talib (i.e. this __file__) will be
 # imported at some point, either explicitly or indirectly via talib.func