Revision history for Class-C3-Componentised
+1.0008 24 Feb 2011
+ Fix inject_base regression introduced during optimizations in
+ 1.0007
+
+1.0007 23 Feb 2011
+ Throw a readable exception when load_optional_class is given an
+ invalid class name
+
1.0006 08 Sep 2009
Allow derived classes without component_base_class(), given all
arguments to load_components are absolute class names (+Classname)