Since RecyclerView it's used now

* support contact shortcuts

* make ShortcutActivity extends AbstractSearchableListItemActivity

* Draw the app icon in the corner of the icon and modify the name of the widget

* updated label and icon size

* Fixed typo when removing OTR

There are two encrypt methods avaliable now

* Deleting a repeated resource

Also check for XMPP URI validity if there are no configured accounts
and the WelcomeActivity is active.