Inline the "C", "ACOLOR", "CCOLOR" and "LFACSS" macros
libengine: Fix a bug in boost::format wrapper
emerald: Convert "Force quit" dialog to gtkmm
Use C++-based pangomm API instead of C-based one
Convert g_markup_printf_escaped to internal markup_escape and format
Several small Gtk --> gtkmm changes

* Convert GPatternSpec to Glib::PatternSpec
* Use glibmm timeout handling API
* Convert several functions to gtkmm
emerald: Convert fadeout timeouts to glibmm
emerald: Convert tooltip timeouts to glibmm