Fix roster colors, closes issue #60 According to the X/Open Curses standard Issue 4 v2, it is unspecified whether wattrset can change attributes except A_BLINK, A_BOLD, A_DIM, A_REVERSE, A_STANDOUT, A_UNDERLINE. Thus we should use wbkgdset() for changing colors.

SUBDIRS = mcabber doc modules
ACLOCAL_AMFLAGS = -I macros
if INSTALL_HEADERS
pkgconfigdir = $(libdir)/pkgconfig
pkgconfig_DATA = mcabber.pc
endif