Fixed the not displaying of the header image on the wizard page by using functionality from CodegenUIPlugin and usind the correct plug-in IDs. This resolfes #49
Selected index was -1 although index 0 should be selected. Set the index to 0. Fix for #51
Fixed JavaDoc
Implement the UI and the headless interface so the class can be casted apropriatly. This resolves #50.
Added test for completable path
updated to current version
Removed unused texts
Updated with new jdom version
Added missing texts
Optimize by using StringBuffer for inner string conncatenation
