Add support for IBM LoadLeveler queueing system
archive message update
don't re-archive archived WFs
Bugfix
add __repr__ for FireTask
fix spec copy bug reported by flxb and add unit test
update to v0.78
Merge pull request #45 from flxb/load_leveler_queue

Load leveler queue
fix bug introduced with loadleveler addition
update docs wrt LoadLeveler
update to v0.79
Merge branch 'master' of github.com:materialsproject/fireworks