[OFFAPPS-132] A few bugs and tasks

:computer: 

- [x] Fix height size during admin switch.
- [x] Add link to non-zero ticket counts
- [x] Make notes and details editables
- [x] Move the cog icon
- [x] Add language
- [x] Handle dates gracefully

![demo](https://f.cloud.github.com/assets/172804/1332967/c7d1ff96-3588-11e3-9af2-1c9390ac3ed2.gif)

JIRA: https://zendesk.atlassian.net/browse/OFFAPPS-132

/cc @maximeprades