AJW - Added a cross reference into the grammar of mydsl.
AJW - Updated the mydsl.generator example dsl model to make a usage of a cross reference.
AJW - Added a shell script which runs the generator using the standalone jar file
AJW - moved the script to run the generator within the generator project
AJW - Deleted the script from it's original location
AJW - Fixed path in src path inside test-generation.sh
AJW - Modified antrl and guava dependancies and packaged them into the standalone project to fix the generator test
Merge pull request #3 from alexwatts/master

standalone generation when language makes use of cross references