Refactor with fragments: align OK button on gallery actions (edit mode).
Refactor with fragments: refresh displayed date on GalleryActionsFragment.
Refactor with fragments: implement delete action in GalleryPagerFragment.
Refactor with fragments: extract delete logic to GalleryPagerDeleteItemAction.
Refactor with fragments: implement facebook post action.
Disable / enabled paging while fb login.
Save / restore enabled key.
Refactor with fragments: Rename ShowPanelHelper to ActionPanelManager.
Refactor with fragments: implement edit actions (open,save,back).