- Rename Spring Boot artifacts as requested by the Spring Boot team

# By martin.grofcik (5) and others
# Via Joram Barrez (2) and Tijs Rademakers (1)
* 'master' of https://github.com/Activiti/Activiti:
  User tasks can be custom like service tasks
  Added missing file for select shape popup
  Added signal and message selection
  subprocess terminate event with boundary event timer
  Create TerminateEndEventTest.testTerminateInSubProcessWithBoundary.bpmn
  TerminateEndEvent bug fix - more jUnit tests
  TerminateEndEvent bug fix - proposal
  TerminateEndEvent bug fix - failing jUnit test
  TerminateEvent bug fix
  TerminateEndEvent - extending activiti events. (cherry picked from commit 307f8ea)

Terminate event in subprocess with Boundary timer test for pull #567

Terminate end event bug fix

Refactor setting process variables to a method so that a subclass can ...

UserGuide: Fixed Call Activity super process example image

Call Activity super process image for credit check example was not displaying correctly, nor was it linking to the correct image.  Corrected link syntax and found correct image file.

changing log level from error -> info for job command

Fix empty of enum form property of model created by Activiti modeler

REST content type

Small change in error handling

Merge

Prevent name and description expressions to fail with an exception, instead using expression text as fallback