Version 0.0.4

More tests, code tidy up, and reviewed the docs / comments.
Merge branch 'v0.0.4' of https://github.com/guikeller/jetty-runner
Merge branch 'master' of https://github.com/guikeller/jetty-runner
Version 0.0.5

Added the VM Args field.
Bug fixing the jetty xml field/parameter.
Tidied up code and docs a bit more.