Prevent hardcoding the version number

Author: Alir3z4

django_markwhat/__init__.py

@@ -1 +1 @@
-__version__ = 1.1
+__version__ = (1, 3)

setup.py

@@ -2,7 +2,7 @@
 
 setup(
     name='django-markwhat',
-    version='2014.9.20',
+    version=".".join(map(str, __import__('django_markwhat').__version__)),
     packages=['django_markwhat', 'django_markwhat.templatetags'],
     url='http://pypi.python.org/pypi/django-markwhat',
     license=open('LICENSE').read(),