Merge pull request #1 from Aravindan/master

Set the folder where the reports are generated
[maven-release-plugin] prepare release dtkit-1.11
[maven-release-plugin] prepare for next development iteration
Added: possibility to clean old build generated files with optional checkbox into job configuration form
Modified: jenkins version number into pom.xml file
Add Jenkins repo
Refactored to conform Gregory's remarks - use of FilePath.deleteRecursive()
Merge remote-tracking branch 'origin/master'

Conflicts:
	src/main/java/com/thalesgroup/hudson/plugins/tusarnotifier/TusarNotifier.java
	src/main/java/org/jenkinsci/plugins/dtkit/DTKitBuilder.java
Merge pull request #2 from bidulechou/master

Added clean old build generated files possibility
Fix compilation errors
[maven-release-plugin] prepare release dtkit-1.12
[maven-release-plugin] prepare for next development iteration
Fixing a NPE when ticking the "remove old build files" checkbox