Updated requirements.txt, added WTF.
Added flask-WTF
improve flash-message style.
Merge branch 'improve/flash-message' into feature/flask-WTF
Fixed a bug, uncomment codes.
Merge branch 'improve/flash-message' into feature/flask-WTF
Update form.
Finished adding flask-WTF
Merge pull request #27 from shonenada/feature/flask-WTF

Feature/flask wtf