feat(rxFavicon): close #310; specify environment-based favicons
docs(rxFavicon): added ng-docs and a log warning
Merge pull request #315 from rackerlabs/305-favicon-env

rxFavicon: allows ability to specify environment-based favicons
chore(version): v0.11.3 [skip ci]
chore(grunt): Fix version replace in README
Merge pull request #334 from rackerlabs/fix-readme-replace

chore(grunt): Fix version replace in README
feat(rxFeedbackSvc): Fallback opens new window