bugfix: rename event to polls properly

setup.cfg

 [metadata]
 name = djangoldp_polls
 version = attr: djangoldp_polls.__version__
-url = http://git.startinblox.fr/startinblox/applications/etuc/djangoldp-polls
+url = http://git.startinblox.com/applications/etuc/djangoldp-polls
 author = Startin'blox
-author_email = @happy-dev.fr
-description = djangoldp polls package
+author_email = maxime@startinblox.com
+description = Djangoldp Polls package
 license = MIT
 
 [options]
@@ -18,5 +18,5 @@ dev =
 
 [semantic_release]
 version_source = tag
-version_variable = djangoldp_event/__init__.py:__version__
+version_variable = djangoldp_polls/__init__.py:__version__
 commit_parser = commit_parser.parse