Library Grid/Bookcase: remove Search Icon...

- push it to HoldSelect->Search/Refresh popup menu (for iOS >=6.0)
- replace HoldSelect->Refresh with HoldSelect->Search (for iOS<6.0)
new POT file waiting for upload to "get localization"
Merge branch 'master' of https://github.com/iBaa/PlexConnect
allowed atv updates