Upgrade grails version to 2.2.4
Ability to specify a Quartz Job's JobDetail description within Job configuration. This is useful for applications which list current Quartz jobs' details for user display.
Merge pull request #18 from derekslife/master

Ability to specify a Quartz Job's JobDetail description within Job configuration
update version for latest pull request merges
pull request #18
Merge remote-tracking branch 'upstream/master'

Conflicts:
	QuartzGrailsPlugin.groovy
	src/java/grails/plugins/quartz/JobDetailFactoryBean.java
Job description