Bugfix: ACT-2047: Incorrect self comparison of value with itself (thanks David Malkovsky)
Merge branch 'master' of https://github.com/Activiti/Activiti

# By Tijs Rademakers
# Via Tijs Rademakers
* 'master' of https://github.com/Activiti/Activiti:
  Fix invalid warning message for pool and lane DI