Merge pull request #5 from materialsvirtuallab/master

Improvements to remote qlaunch and minor cleanup.
Merge pull request #6 from materialsvirtuallab/master

Fix serious problems with FileTransferTask.
update to v0.63
Merge pull request #7 from materialsvirtuallab/master

Fix add_fw to allow multiple submissions.
exclude fwtool from being installed automatically
fix prev commit
remove add_dir from instructions
update instructions for new argparse which has spaces, not commas
add_scripts uses nargs="*"
modify docs
update to v0.64
Bug fix for qlaunch + cleanup.