data: revised indexing

* increased performance. coati is now 1.55 times as fast as at version 0.4
* integrated sourceweb parsing code
* removed astbodyvisitor
* NameHierarchy now store signatures in a new format
* storage does not allow to re-set the type of a node, once it is marked as "defined".
* made onTemplateRecordSpecParsed just create the edge, not the node.
* removed distinction between template specialitzations for functions and classes

src/lib/data/parser/ParseVariable.cpp

@@ -11,5 +11,5 @@ ParseVariable::ParseVariable(const ParseTypeUsage& type, const NameHierarchy& na
 
 std::string ParseVariable::getFullName() const
 {
-	return nameHierarchy.getFullName();
+	return nameHierarchy.getQualifiedNameWithSignature();
 }