#56 (Fixed import routine for connector: color of middle text and it's properties.) Diagramo version inside file
#56 (Import routine: added code for replacing deprecated property value "textSize" with the new one "size".) Diagramo version inside file
#56 (1. Moved importer function into Importer namespace 2. Laid foundation for future file patching system) Diagramo version inside file
#56 (Enhanced documentation for BuilderProperty constructor) Diagramo version inside file