2007-04-30  Jürg Billeter  <j@bitron.ch>

	* vala/parser.y, vala/valasymbolbuilder.vala,
	  vala/valaattributeprocessor.vala, vala/valasemanticanalyzer.vala,
	  vala/valacodegenerator.vala, vala/valainterfacewriter.vala,
	  vala/valaflags.vala: add basic support for flags, fixes bug 434511

svn path=/trunk/; revision=292