Add sleep LED test command

Fix Makefile of gh60

Add supsend and wakeup to pjrc stack

Add common/suspend.c

Merge branch 'yeeeargh-patch'

Fix hid_liber for new keymap framework by yeeeargh

Merge branch 'add_build_options'

Changed Makefile and config.h for new options

Clean action.c

Add NO_ACTION_ONESHOT config option

Fix Makefile and config.h of gh60 for new options

Add NO_ACTION_KEYMAP config option

Add NO_ACTION_FUNCTION config option

Add NO_ACTION_TAPPING and NO_ACTION_MACRO config options

Add NO_ACTION_OVERLAY config option

Add COMMAND_ENABLE build option

Add NO_PRINT and NO_DEBUG config options.

- NO_PRINT: disable print.h API(also disable debug.h)
- NO_DEBUG: disable debug.h API

Enable Boot magick on hhkb

Change sleep led step table to get smooth

Add desription about breathing sleep LED