Merge pull request #110 from xauser/master

Enhanced Backlight Support
Change PollingIntervalMS to 10ms(Fix #114)
Return when ready check loop is timeouted(Fix #115)
Change LUFA build options
Fix 'Shift Parentheses' example
Move macro definitions from lufa.c to lufa.h
Add LUFA git repository(release 140302)
Fix description of pin usage
Change MCU setting to ATmega32U2
Make NKRO deafult when it is available

- NKRO is used only when keyboard_protocol = 1(report)
NKRO is disable when SET_PROTOCOL(boot)

- Command can force to enable NKRO even when boot mode
- After boot keyboard may be in boot mode due to BIOS' request
Check if LUFA-git really exists(Fix #118)
Fix remotewakeup of PJRC stack(Fix #121)

- without this fix wakeup often fails
- keyboard can wakeup once or twice but fails after that
Add Makefiles for TMK converters.
Unused endpoint of console OUT is commentout'd
Fix set LED for NKRO keyboard interface
Add ISO keymap(issue #35) and use new keymap API
Make keymap_hhkb as default and change keymap_hasu
Add Ctrl + Up(SpaceFN) -> PgUp
Fix keymap of ps2_usb