Segment control for search order Button to get to Segment Control
Encapsulate search bar and sorting controls in a view
Both Headers inserted correctly and bouncable
ScrollView works
Hookup of SortOrderControl with ViewController
It's all about a clean start you storyboard.
Sorting is hooked into View View is drawn correctly
Add tag loading and displaying.
Add collection view header and change insets.
Add collection header for selection state.
Overwrite setter and move IBOutlet setting to view.
Merge branch 'master' of https://github.com/opfo/app into feature/tab-browser

* 'master' of https://github.com/opfo/app:
  Added db access for PostQuestionController
  Fixed a bug in the postQuestionView. Will fix a nice animation later
  Add note about two methods which must not be called from main thread.
  Commented out the PostQuestion view in master while I'm fixing a bug
  Added view and controllers for posting questions. Functionality is not fully implemented yet.

Conflicts:
	Code Stream.xcodeproj/project.pbxproj
Add SwipeView to podfile.
Add footer for tag-browser showing question-match-count.
Add tag-browser footer to collection view.
Change tag-browser footer and add to collection-view.
Load questions by tags and render footer.
Pass query and search string into questions controller.
Fix passing tagNames into query and externalize getTagNames.
Add fixed header scrollview to collection view's wrapper.