Saving us some embarrassment when people report that the demo "works" :-)
Merge branch 'devel' of https://github.com/saga-project/saga-pilot into devel
Merge branch 'devel' of github.com-oleweidner:saga-project/saga-pilot into devel
Added explicit 'module purge' command to pre-bootstrap. this unloads *all* modules.

closes #37