add ez bundle

[mihawk]

compatible ez bundle package, can be use to ship loadable plugins for your apps.

[mihawk]

similar to rabbitmq plugin, if i recall correctly

[mihawk]

here the code to load the ez bundle.

  ok = code:set_primary_archive(Path,ArchiveBin,FileInfo,fun escript:parse_file/1),
  ok = application:start(App),

[mihawk]

usage:
> cd path/to/app; mad ez