fix i18n source synchronization
finished tasks are not editable (removed EDIT privilege)
new column: step info - core part
new column: step info - modeler part
Merge pull request #247 from fkarpinski/RELEASE-3.0-beta2

Diagram classes
Merge remote-tracking branch 'fkarpinski/RELEASE-3.0-beta2' into RELEASE-2.1-JSP
generation process diagram data
Merge remote-tracking branch 'remotes/origin/RELEASE-2.1-JSP' into RELEASE-3.0-beta2