fix serialization issue introduced by pull request #114
[maven-release-plugin] prepare release git-1.1.28
[maven-release-plugin] prepare for next development iteration
add assertion message
git status message depends on git version
GitAPI stuff moved to new git-client (utility) plugin
convert 'reference' to a clone parameter
as this is the sole method to use it
isolate merge specific build info into MergeBuild
1st step to isolate merge feature
reduce redundant code
fix NullPointerException loading GitTool
release file committed by mistake
something went wrong during last maven release
[maven-release-plugin] prepare release git-1.1.29
[maven-release-plugin] prepare for next development iteration
use git-client builder to retrieve a GitClient
and not be locked by a specific implementation
use restored showRevision. 
Less compact but more readable code
API backward compatibility fix
more flexible management for default git installation
[JENKINS-16849] disable isMailerPropertySet
need to be able to check Mailer.UserProperty#address is set without invoking MailAddressResolver
[maven-release-plugin] prepare release git-1.2.0
[maven-release-plugin] prepare for next development iteration
Adding GIT_URL env support