Add daemon-side support for the lightswitch flicker and use usec time constants

Client interface for forthcoming lightswitch feature

Make use of MOAR C99 features

Fight back unnecessary #includes

Type lock state constants as uint8_t instead of char

Changes lock position constants just because

Fix outdated #hex reference in light frontend's USAGE line

Added an error for color not found

Forgot to remove debug messages

Added aliases for turning lights on and off

Removed the whole "lightc" thing in place of prefixing hex colors with 0x

Make install script handle lightc binary

Added functionality for setting X11 colors with lightc

Enable Wall CFLAG

Switch from deprecated inet_aton() to inet_pton()