* gladeui/glade-catalog.c: added name parameter to
  GladeCatalogInitFunc.

* python/glade-python.c: New plugin to support python widget
  at runtime.

* m4/python.m4, glade3/configure.ac, plugins/Makefile.am,
  plugins/python/Makefile.am:
  added python check and build rules.

* gnome/glade-gnome.c: updated glade_gnomeui_init() prototype


svn path=/trunk/; revision=1844