Add explanatory tooltip to status bubble in feed partial
Internationalize status bubble tooltip text
Use Twitter Bootstrap tooltips for status bubble text
Merge pull request #76 from DanielleSucher/status-bubble-tooltip

Add explanatory tooltip to status bubble in feed partial
Added n/p shortcuts to go to (but not select) next/previous items. Updated locale files and shortcuts partial accordingly.
Merge remote-tracking branch 'upstream/master'