frameworks/base: Increase Zygote preload GC threshold.

Increase Zygote preload GC threshold to half of the heapgrowthlimit,
to reduce boot up time.

Change-Id: I74a68a512c2266ac6e62f09f361f8607251ca9a7
bootanimation: allow using RGB565 instead of ARGB8888

RGB565 uses considerably less memory, and together with texture
cache, it allows us to offer a really smooth bootanimation on
not so powerful devices.

Change-Id: I9da8fd7e6a587b5895519dd0983ec9b8f676771b
Add ability to copy text in GTalk

Patch Set 2: Fix typo

Original credit to TeamBAMF(Ihtfp69)
http://www.teambamf.net/topic/4465-modhowto-enable-copypaste-for-google-talk/

Change-Id: I7d1fc03ca1a3022a1821b32ca41113c818e18e66