Only one JDK is necessary.
Merge remote-tracking branch 'origin/master'

* origin/master:
  MvnBuildWatcher-18 Exagerated test duration.
  MvnBuildWatcher-18 Test for status bar fixed.
  MvnBuildWatcher-18 Now the building of a project is stopped if one of its steps fails. Status bar should be updated with failure info. Test for status bar pending.
  MvnBuildWatcher-18 Now maven build objects also has its status that is set by the watcher when it is notified of a build start.
  MvnBuildWatcher-18 Add an object for holding build failure data and use it instead of the previous fields on MvnBuildStatus.
  MvnBuildWatcher-18 Now the watcher recognizes when the output includes a failure and extracts its data.
  Change readme
  Remove build for openjdk
  Add data to pom for Sonar
  Will no longer use coverity scan
  Move test to meet new builder criteria (Gmaven)
  Simplify tests after trying things out
  First test approach using Spock + FEST

Conflicts:
	.travis.yml