Updated Gant script to use 'target' instead of 'task' since 'task' is deprecated in current version of Gant (fix for GRAILSPLUGINS-452)
Updated Gant script to use 'target' instead of 'task' since 'task' is deprecated in current version of Gant (fix for GRAILSPLUGINS-452)

git-svn-id: 3b183ad8ec2aff84238d398e7acfe648a6d12db7@43180 832c1c66-4827-0410-8465-ccb17913cd09

magx2/quartz,chriskuehl/grails-quartz,ctidigital/grails-quartz,tkvw/grails-quartz,tkvw/grails-quartz,yamkazu/grails-quartz,rvanderwerf/grails-quartz,ftaiolivista/grails-quartz,grails-plugins/grails-quartz,ftaiolivista/grails-quartz,grails-plugins/grails-quartz,burtbeckwith/grails-quartz,yamkazu/grails-quartz,beckje01/grails-quartz,ctidigital/grails-quartz,magx2/quartz,bertramdev/grails-quartz,effrafax/grails-quartz