Merge pull request #1 from codecentric/master

Update lastest changes from Upstream
Merge pull request #14 from ChristianLangmann/master

AWS-Connection Test added to config-page
#15 fixed build job parameters, refactored code
Added EC2 Credentials docu
Update README.md
Refactored packages, added message after deployment, clean code
Update deploy messages
XStreamHelper finally works

I finally got the XStreamHelper to work. Turns out that the XStream2
extension that comes with jenkins overwrites basic methods and prevents
nested objects from being deserialized from XML files.
Added connection check before getting artifact list
Merge branch 'master' of github.com:codecentric/jenkins-deployment-dashboard-plugin
Update readme with instructions on how to use the plugin
Update readme with instructions on how to use the plugin
#2 refactored code, added documentation
Added more screenshots and documentation
#4 update jelly tag
Merge pull request #17 from jenkinsci/master

Merge pull request #1 from codecentric/master
Update README.md
#18 add prefix and postfix to ip address to create clickable link for the user
Merge branch 'master' of github.com:codecentric/jenkins-deployment-dashboard-plugin
clean code