ROO-3106: Spring Roo doesn't support new Java 7 language features

Updated classpath-antlrjavaparser with changes from classpath-javaparser.
Also updated version of antlrjavaparser to 1.0.5 which fixed problems with
Long literals, array creation, and constructors with parameters.
Merge pull request #22 from mikedehaan/ROO-3106-support-for-jdk7

ROO-3106: Spring Roo doesn't support new Java 7 language features