Rename 'ece13' to 'eclipsecon'

This rename includes an update of the launch configuration, the entry
point into the application, change of the package names, service
renames, etc.
Update RAP target to RAP 2.3.0 M2
Clean up .gitignore files and move ignore list to .gitignore at root
Prepare for Virgo deployment and add classpath entries to bundles
Create export feature for ECon Punchy with all dependencies for Virgo