This implements objects in lua. Objects provide the signal functions that are
known from the C API ({dis,}connect_signal(), emit_signal(), add_signal()).
Signed-off-by: Uli Schlachter <psychon@znc.in>
This adds a lua module for parsing colors. Named colors like "black" aren't
supported, but #rrggbb and #rrggbbaa colors do work.
Signed-off-by: Uli Schlachter <psychon@znc.in>