GROOVY-5459: grape command and help is wrong command line structure
GROOVY-6725: XML parsing error during grape uninstall
Merge branch 'GROOVY_2_3_0_RC_X' of https://github.com/groovy/groovy-core into GROOVY_2_3_0_RC_X
minor refactor
added classes to index-all.html
GROOVY-6726: index entries of classes are missing in index-all.html
GROOVY-6726: capitalized a caption in index-all.html
trivial refactor: utilize a little bit of Java 5 syntax
Fix stack overflow in super trait delegation