Add title of favorite view controller.
Merge branch 'master' of https://github.com/opfo/app into feature/tabbed-homescreen

* 'master' of https://github.com/opfo/app:
  Fix post-title on parent if post is answer.
  Fix answer title spec to refer to questoin. closes #30
  Category NSString+OPFEscapeStrings available
  Change user fetching to is instead of like query.
  Fix minior alignment gliches.
Merge branch 'feature/tabbed-homescreen'

* feature/tabbed-homescreen:
  Add title of favorite view controller.