-) lib/arch/*, emulator/arch/*, test/arch/*
   Now clock_setPixel() is defined directly in lib/clock.h for
   simplicity

+) test/.ycm_extra_conf.py - a separate YouCompleteMe configuration for
tests
+) test/ut_clock_time --- unit tests for
lib/clock_time.c:clock_updateUptimeMillis()

*) .ycm_extra_conf.py seems to handle sorces correctly now