default to in parameters for structs passed by reference, support is_ref

default to in parameters for structs passed by reference, support is_ref

2008-01-03  Juerg Billeter  <j@bitron.ch>

	* vapigen/valagidlparser.vala: default to in parameters for structs
	  passed by reference, support is_ref attribute in metadata

	* vapi/packages/gdk-2.0/, vapi/packages/gtk+-2.0/,
	  vapi/packages/hildon-1/, vapi/packages/pango/, vapi/packages/vte/: fix
	  parameter directions, fixes bug 506426

	* vapi/atk.vapi, vapi/gdk-2.0.vapi, vapi/gio-2.0.vapi,
	  vapi/gtk+-2.0.vapi, vapi/gtksourceview-2.0.vapi, vapi/hildon-1.vapi,
	  vapi/libgnome-2.0.vapi, vapi/pango.vapi, vapi/poppler-glib.vapi,
	  vapi/vte.vapi: regenerated

svn path=/trunk/; revision=798