added delete flag to output that triggers the nodes deletion in shock when job completed
Merge pull request #220 from teharrison/master

several minor feature additions
Merge pull request #221 from wtangiit/master

change AWE version to 0.9.2, which requires shock version v0.8.12
Merge branch 'master' of https://github.com/MG-RAST/AWE
fix node delete error messages
go fmt
Merge pull request #222 from teharrison/master

delete shock node for flagged output after job completion