Fix for GRAILS-2719: increased default max heap size for Grails to 512Mb on Windows, which brings it into line with the *nix version.
Fix for GRAILS-2719: increased default max heap size for Grails to 512Mb on Windows, which brings it into line with the *nix version.

git-svn-id: 29aad96320b2a07b98332cd568fc1316025c072f@6850 1cfb16fd-6d17-0410-8ff1-b7e8e1e2867d

jeffbrown/grailsnolib,jeffbrown/grailsnolib