Transformer-0.2 Released

Released the transformer version 0.2.
This includes a new module, GXFormer, a GUI for Transformer.

Changes since transformer 0.1.1
* Created directories under src to categorize
* Rewrite plugins, with convert_file (char* source, char* dest)
* tf_config_from_modules - program to return the XML code for config file
* Remove the file transformer.xml
* Checking in sources for the Transformer-GUI, GXFormer 0.1.1
* Adding README file for gxformer
* Script file to generate the executable.
* Add command line help