data: enable large window sizes for TCP

This patch enables a android property ro.data.large_tcp_window_size which will allow larger window sizes for TCP clients thereby achieving better throughputs. Change-Id: I017ebbd4b11c7f79d3b3f3ea4a165be28f698896 CRs-Fixed: 482501
Misc CAF changes such as smoothstream, codecs, V8, LLVM
Fix Sepolicy (get rid of thermald and mpdec)
Add 8960/8064-specific powerhal file, clean Android.mks so files for gee only build for gee