Updates to perform parameter checking and to upload and/or download parameters from the workspace if necessary.
Merge pull request #4 from jaredbischof/master

Adding script njs-run-command
updated spec to get workspace info for each paramater if its a workspace object
updated config
change token settr, update chnage actions
updated label-value pasring and error handeling
more error handeling
wrapper script for fba modeling service methods
wrapper script for genome annotation service methods
update config usage, implement functions: check_app_state, suspend_app, resume_app, delete_app