extracted classes from pt registry
ProcessHtmlWidget construction slightly simplified
small fix in latest process comments
fix
comments
Merge remote-tracking branch 'remotes/ksz/RELEASE-3.0-beta2' into RELEASE-2.1-JSP

Conflicts:
	plugins/base-widgets/pom.xml
post merge fixes
Process Comments
Comments are no longer attributes
Process Comments widget fixes
merge kszmurlo
process comments
diagram exception fix
simple attributes independence
deadlines no longea as a attribute
user-subst-step plugin moved to base-widgets
fix
no longer used history-view deleted
fix
process data block no longer visible. soon to be removed
fix
hsql fix