updated constraint priority from 250 to 749 for next story on story detail
Make sure refresh control title stays constant between list and grid views on Main Page
Make sure refresh control title stays constant between list and grid views on Category View.

Make sure refresh control title gets transferred from Main View
Make MIT News header hide when search is present.  If not looks odd on iPad
Want refresh label from refreshcontrol on first reload.
Different way of transferring title between refresh controls
repositioned reloadViewItems in class
make error messages and other messages appear in uirefreshcontrol
rearranged code.