Don't enforce hw accelerated UI by default

- enforcing hw accelerated UI by default even for apps that specifically
disable it in their manifest is not correct and can lead to broken UI
elements in such apps

Change-Id: I9bc8ad9baec33ef9705760445e6231dfe7ca58f0
Add overlays for Sprint, US Celluar, and Boost that were removed

Change-Id: I0d8b1ba64b5a7f8aac9038cda52392e8ba2f47b3
Enable Show LTE instead of 4G on Verizon

Change-Id: I8842babcdd71c22492d7bbc6b4b490e046583f17