Merge pull request #1 from gdubya/master

Test pull
Merge remote-tracking branch 'upstream/master'
[maven-release-plugin] prepare release mqtt-notification-plugin-1.0
Merge branch 'master' of https://github.com/jenkinsci/mqtt-notification-plugin
Change DefaultFilePersistence to use tmpDir instead of userDir
Updated pom version to 1.1 SNAPSHOT
[maven-release-plugin] prepare release mqtt-notification-plugin-1.1
[maven-release-plugin] prepare for next development iteration
Merge pull request #1 from jenkinsci/master

Pulled changes for 1.1