vagrant init
Add debian-7.4 to vagrant.
Upgrade Gradle wrapper.
Add boostrapping redis and java.
Create the gradle wrapper files.
Update dependencies.
Update README.
Update README.
Add .travis.yml
Add security credentials to Travis CI.
Change encryption to base on the Sage-Bionetworks repository.
Merge pull request #52 from eric-wu/master

Bootstrap development environment
Add the travis logo