* Suport maven-exec-plugin in the same way as the shade plugin, so
$ mvn exec:java
is all you need to do to run an app
* Update README
* Fix dependencies to nail Spring version
* Suport maven-exec-plugin in the same way as the shade plugin, so
$ mvn exec:java
is all you need to do to run an app
* Update README
* Fix dependencies to nail Spring version