Non-concurrent jobs support in persistent store
Fix issue #16 - https://github.com/9ci/grails-quartz2/issues/16
Merge pull request #10 from alxndrsn/master

Fix for missing property `mergedConfig`
Merge pull request #17 from chupakabr/issue-16

Fix for issue #16
Resolved the bug in TriggerHelper.
Merge pull request #18 from kefirfromperm/master

Resolved bug in TriggerHelper
Update src/groovy/grails/plugin/quartz2/SimpleJobDetail.groovy

Correcting Exection to Execution.  Sustains legacy implementations of Exection typo.
Merge pull request #19 from blorenz/master

Correcting Exection to Execution.  Sustains legacy implementations of Exection typo.