Merge pull request #228 from paczian/master

caught error when table is empty
Update README.md
bug fix: not to parse a task belonging to a suspended job
Merge pull request #229 from wtangiit/master

bug fix: not to parse a task belonging to a suspended job
change defaults to save task stdout/stderr
Merge branch 'master' of https://github.com/MG-RAST/AWE
Merge pull request #231 from teharrison/master

change defaults to save task stdout/stderr
support data token for downloading prerequiste data
Merge pull request #232 from wtangiit/master

support data token for downloading prerequiste data
auth header key is now Authorization (from Datatoken)