bcmdhd: updating to latest drivers available from I9500 U2 sources
 touch_wake: bumping to version 1.1 (thx to @yank555-lu)
- fix random misbehaving related to powerkey / proxy
- slight code cleanup
- optimized using likely / unlikely
- added precise debugging prints & sysfs file (enabled by #define)
Linux 3.0.87
charge_current: fixing wrong variable (my fault)
build: refactoring build scripts for better handling