Logging
Merge branch 'master' of github.com:idega/org.jboss.jbpm

* 'master' of github.com:idega/org.jboss.jbpm:
  Providing variables for process instance event
  fixed roles nullpointer exception
  Changed method to get users connected to process: now external providers are available
  Interface for BPM assets provider
  new way of storing files without overwriting them