Issue 183 - delete code generation for composition in ruby, and the related tests


git-svn-id: http://umple.googlecode.com/svn/trunk@4725 6ebf9d09-8eb1-0036-9d08-68c07d1b990a
Commenting out ruby test for composition delete code, until ruby is updated on the build server!


git-svn-id: http://umple.googlecode.com/svn/trunk@4726 6ebf9d09-8eb1-0036-9d08-68c07d1b990a