Merge pull request #2 from TomiTakussaari/master

Install OpenJDK devel; depend on latest Java 7; add examples of using Tomcat manager.
Update changelog.md
Fix indentation
Update .gitignore
Add manager deployment script
Read .war from script param
Add missing parameter, tomcat_user
Use correct quotation marks
Add smoke test script
Set version to 0.3.0
Update examples
Add example of creating an installation without manager
Use curl -L in smoke test
Set version to 0.3.1