Make the add-on aware of subsites (INavigationRoot).
Added entry to CHANGES.rst
Improved code to make the add-on INavigationRoot aware.
Added test to ensure INavigationRoot-awareness is implemented correctly.
Improved test a little bit.
Merge pull request #74 from collective/make_navigation_root_aware

Make navigation root aware
Update changelog
Update MANIFEST.in
Run code analysis before tests
Preparing release 1.5
Back to development: 1.6
Link back to poll in portlet
Test for link_poll and show_total in portlets
Merge pull request #80 from collective/issue_47

Link back to poll in portlet
Add downloads badge to documentation
Remove unneeded code added for the new fields.
Remove redundant methods for access to the portlet data.
Load the spinner.gif from the portal root.

Before the spinner was loaded from portlet context thanks to the acquisition
chain. This change prevents loading the resoruce more that once.
Update changes.
Merge rebased branch 'issue_73' of github.com:OpenMultimedia/collective.polls into issue_73

Conflicts:
	CHANGES.rst
	src/collective/polls/portlet/voteportlet.py