add scala buildpack
Merge pull request #8 from edofic/master

Add scala buildpack
Match -dev version sqlite to binary version

Without libsqlite3-dev package, the gem sqlite3 will not install.
Merge pull request #13 from mike-park/patch-1

Match -dev version sqlite to binary version
Adding myself as author

As per invitation from Jeff.
Merge pull request #14 from mike-park/patch-2

Adding myself as author
make sure its uploaded as public
adding a test for the exit code so build errors bubble up
Merge branch 'master' of https://github.com/progrium/buildstep