Add submit to teacher button

The button becomes visible when the requirements have been met for the
number of words used.

Closes #3
Mark a user as done

See #16 #3
Set message when local user is finished.

See #16
WIP
Merge branch 'develop' into feature/create-win-condition

Conflicts:
	dist/app-55a29bb3.js
	dist/app-8cb71111.js
	dist/app-b7ac931f.js
	dist/index.html
Attempt to set different messages for each user

See #16
Show message when it is time.

See #16
If both players hit submit, close the game

See #16
make a dist/
Merge branch 'feature/create-win-condition' into develop
0.1.7