Merge in RED/ui from VM/InteractiveHelpMode3 to master
* commit '0da6126ebfb3cbb2ed17e69b880146bd39c0a841':
removed commented code
solved comments
added translations
- added help mode modal, wip on creating directive to click on elements to open their docs when help mode is on - added back 'devFeaturesEnabled' check, deleted by mistake - extracted the help mode code from base screen into a separate component - created directive for help mode to open the doc into another tab when an element is selected - added 'gif' illustration instead of 'png' - added help mode directive also for the 'new dossier button'