Extra library editor for Android

Add a list view to the deployment settings which allows you
to add and remove libraries from the ANDROID_EXTRA_LIBS
variable in the .pro file.

Task-number: QTCREATORBUG-9849
Change-Id: Ic0131c46be8fdef4b226b5ceb0ee82ea4dd82c6a
Reviewed-by: Daniel Teske <daniel.teske@digia.com>