Setup common tuna extract-files/remove Google self-extractors

Since tuna devices are no longer maintained by AOSP there is
no need to have multiple locations and duplicate files. This
Will put all common files in vendor/samsung/tuna and device
specific ones in vendor/samsung/toro.

Change-Id: Id2c4fbd45ab35998a863d2e5e7430042d34ae4f5
Revert "Continue to show '4G' for LTE networks on toro."

This reverts commit 121cb24f93bd42c68cadd20b8e14e2ef10b95a5e.

Change-Id: I224d9ab349de3f878c1b34cf0cbe7b608d6355b7