2007-10-28  Juerg Billeter  <j@bitron.ch>

	* vala/parser.y, vala/valabinaryexpression.vala,
	  vala/valasemanticanalyzer.vala, gobject/valaccodegenerator.vala:
	  add support for `in' operator for enums, fixes bug 473820

svn path=/trunk/; revision=672