Fix placement of Android Secure and SD-EXT on wipe page

Change-Id: Iac1c13b38df2ac66106abcda7c9d171a1549b65f
Do not set contexts during a factory reset

We should not need to set or change the contexts of the media
folder when doing a factory reset. We should only do this when
we need to recreate the media folder.

Change-Id: I9f9918743d687b0aa0eb1e50747677f883037047
gui: Disable unnecessary checks if TW_CUSTOM_THEME is defined

if TW_CUSTOM_THEME is defined there's no need to check if
$(commands_recovery_local_path)/gui/devices/$(DEVICE_RESOLUTION) exist.

Change-Id: I234374eb1db187758102ca64884a94a81c938b54