rewrote RemoteMachine to work with docker, changed worker config to allow multiple hosts, delete temp files properly, make make with bad target not crash
Merge branch 'pliang' into pliang-docker
if local force mock auth.
use correct auth, when server, always mock when local.
fix for permissions denied #97

compare str to int. Force both to string
Merge branch 'pliang-hierarchical-worksheets' into pliang-docker
Merge branch 'pliang-hierarchical-worksheets' into pliang-docker
more proper deletion of temp files using docker
fix kill bug
Merge branch 'master' into pliang-docker
Merge pull request #100 from codalab/feature/auth_fixes

Auth and Permissions Fixes - WIP
Merge branch 'master' into pliang
merge
Merge pull request #103 from codalab/pliang-docker

docker support