build: Refactor additional languages/locales

Change-Id: Id90911405f98c5e44d1e5faf071135b8fe59925c

Conflicts:

	target/product/languages_full.mk
	target/product/locales_full.mk
build: Add support for Uyghur

Change-Id: I29fe330daa205f800d4de5c92beae39fca44910d
build: Add support for Tamil

Change-Id: Ied26a54e36ef95e11f33600f925931f962798d32