A brief description of the purpose of the changes contained in this PR. Move buttons from Left to right on define homework page. Moved buttons on top of the table on Enroll students page. Reformatted the Create a class Form.

Known issues to be addressed in a separate PR

Resolves #125

A checklist for hand testing

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Checklist

[x] Code review by me
[x] Hand tested by me
[x] I'm proud of my work
[x] Code review by reviewer
[x] Hand tested by reviewer
[x] Ready to merge

codalab / chagrade

Move buttons 125 #135

Known issues to be addressed in a separate PR

A checklist for hand testing

Checklist