Bump flask from 0.10.1 to 0.12.3
Bump flask from 0.10.1 to 0.12.3

Bumps [flask](https://github.com/pallets/flask) from 0.10.1 to 0.12.3.
- [Release notes](https://github.com/pallets/flask/releases)
- [Changelog](https://github.com/pallets/flask/blob/master/CHANGES.rst)
- [Commits](https://github.com/pallets/flask/compare/0.10.1...0.12.3)
dhmncivichacks/timewebsite,dhmncivichacks/timewebsite,dhmncivichacks/timewebsite