Fix DSLD/GDSL creation. Need to reorganize some extensions for this.
Renamed all extensions to end with ExtensionModule.groovy
Use custom extension loader (with logging) everywhere.
Merge branch 'master' of https://github.com/oehf/ipf
Fix basic tutorial due to Groovy Extension module
#3: Add a special extension module factory for using Groovy resources (but also normal classes) as Groovy extensions.
This is mainly meant for registering custom extensions.
Fix conflicts
adapt to released dsld plugin version
fix some typos