Fixed global configuration form for unstable status and fixed github-api version conflict
Merge pull request #45 from adamosloizou/fixes

Fixes: Global config and github-api versioning
Big refactoring
[maven-release-plugin] prepare for next development iteration
Implement GitHub hooks
[maven-release-plugin] prepare release ghprb-1.7
[maven-release-plugin] prepare for next development iteration
add .gitignore
Support autoclose at build level
Merge pull request #49 from mdelapenya/MAKE_AUTOCLOSE_BUILD_SCOPED

Support autoclose at build level
massage commit: 6ad6ec5eb0790c726fb8ce9f2bdccaa38a279634 Support autoclose at build level
add default messages for failure and succes messages
use single GhprbGitHub instance
add pull id and target branch to environment variables
set reponame in PullRequest if it is null
Add more clear description of publisedURL
Use UnprotectedRootAction instead of ProjectAction. Fix #48
Wait for merge status to be determined. Fix JENKINS-17834
use static logger, remove debug messages
[maven-release-plugin] prepare release ghprb-1.8