Update init.vigor.rc
BoardConfig: add optimization flags for compiling with Linaro O3
Updates for OTG support

Change-Id: Ia3942b3d297fcf6a0a88a16007ec3eab16cdb75a
Revert Optimization

Only add when running Linaro script
vigor: lower screen brightness
New HTC LIBRIL
Modified for 4.8 GCC Building with Optimizations

Change-Id: Ib9d2acdcf64abf45286bf9a7aec486aa29501671