Changelog

• added support for RCE headless mode: workflow execution without GUI
• added workspace chooser at RCE start up
• improved workflow scheduler logic: support of different input usages (required, initial, optional)
• added compare function for text files in workflow data browser
• added "Reset search" button for workflow console filter
• added "Save as ..." to 'File' menu
• extended start up validators: length of parent file system path, JVM settings
• fixed copying of workflow nodes: copied workflow node is a real new clone now. Thus, workflow nodes don't receive configuration values of other nodes anymore)
• fixed minor issues