Dashboard routes have been refactored. Now instead of having resources
for dashboard and routes inside a dashboard namespace the proposal
routes contain a dashboar singleton containing everything related to it.
* Added missing specs
* Removed models that were refactored previously
* Added simplecov when executing specs locally
* Fixed bug in poll model validation that was causing an 500 error.
Applies new card design for polls in proposals dashboard.
Fixes warnings during tests.
Adds tests for new card design for polls in proposals dashboard.
View questions now is View results and redirects to results
in public view.
Fixed flaky spec that was making the tests fail.
Added missing specs for polls feature as well as poll model.
