[DS-2] Add support for hs-plugins

[qnikst]

[Imported from JIRA. Reported by Tim Watson [Administrator] @hyperthunk) as DS-2 on 2013-02-07 21:52:55]
See the [discussion on cloud-haskell-developers|https://groups.google.com/forum/?fromgroups=#!topic/cloud-haskell-developers/Slf3Gb_tH9E]. The idea is that you can ship code/text or object files to a remote node and unStatic at the other end.