Merge pull request #3 from MITx/vik/deployment_work

Vik/deployment work
Merge pull request #4 from MITx/vik/deployment_work

Minor feedback updates (only display spelling/grammar for low scoring re...
Merge pull request #5 from MITx/vik/deployment_work

Adjust constant
Merge pull request #6 from MITx/vik/deployment_work

Fix issue with aspell not working properly
Merge pull request #7 from MITx/vik/deployment_work

Vik/deployment work
Merge pull request #8 from MITx/vik/deployment_work

Vik/deployment work
Merge pull request #9 from MITx/vik/deployment_work

Vik/deployment work
Merge pull request #10 from MITx/vik/deployment_work

Remove extraneous req
Merge pull request #11 from MITx/vik/deployment_work

Get rid of req versions
Merge pull request #12 from MITx/vik/deployment_work

Remove = sign
Merge pull request #13 from MITx/vik/deployment_work

Adding in requirements back to root dir
Merge pull request #14 from MITx/vik/deployment_work

Fix sklearn version issue
Merge pull request #15 from MITx/vik/deployment_work

Versions for reqs
Merge pull request #16 from MITx/vik/deployment_work

Vik/deployment work
Merge pull request #17 from MITx/vik/deployment_work

Update readme and add license
Add in full requirements file
Merge remote-tracking branch 'origin/master' into vik/deployment_work