Fix NPE.
[maven-release-plugin] prepare release jenkins-1.563
[maven-release-plugin] prepare for next development iteration
updated changelog for release
Making compatWarning less scary and misleading.
For example, a user of ldap:1.4 saw ldap:1.9 as an update and though this was a problem, when it is not.
Merge branch 'master' of git://github.com/jenkinsci/jenkins
Merge pull request #1233 from KostyaSha/fix

Fix NPE.
updated changelog as a part of the release
merged back the RC branch