Rename Expression.static_type to Expression.value_type

Rename Expression.static_type to Expression.value_type

2008-05-13  Juerg Billeter  <j@bitron.ch>

	* vala/valaexpression.vala:
	* vala/valamemorymanager.vala:
	* vala/valanullchecker.vala:
	* vala/valasemanticanalyzer.vala:
	* gobject/valaccodearraycreationexpressionbinding.vala:
	* gobject/valaccodeassignmentbinding.vala:
	* gobject/valaccodeelementaccessbinding.vala:
	* gobject/valaccodegenerator.vala:
	* gobject/valaccodeinvocationexpressionbinding.vala:
	* gobject/valaccodememberaccessbinding.vala:

	Rename Expression.static_type to Expression.value_type

svn path=/trunk/; revision=1386