-BZ-1105868:adding checks for emptylists(backport)
JBPM-4361 - Error while searching for active paths when process reaches 'OR' gateway
JBPM-4362 - TaskDeadlinesServiceImpl unschedule method deletes triggers for all active deadlines in all tasks
BZ1107473 Cannot use Task Comment longer than 256 characters
 - updating installer
   - updating to eclipse kepler CR2
   - adding support for wildfly8
 - update installer, add wildfly config files
BZ1109096: make MySQL and DB2 Quartz DDL scripts executable.
 - replacing outdated install.html with link to online documentation
regenerated ddl scripts to include task history work, added simple sql script to migrate data to new columns when upgrading from 6.0 to 6.1
BZ-1104103 - Whenever deployment step fails all operations should be rolled back to leave system in consistent state
BZ-1110743 - Process Execution stops after subprocess
 - fix for java8