0.8.2

Reintroduces WebUI

This release reintroduces the WebUI feature that was previously removed and fixes some bugs.

Highlighted changes:

- Reintroduces WebUI
- Improve documentation
- Whole new design for web server html visualization
- Fix Inotify events
- Fix test_dbus reactors conflict
- Fix some travis dependencies
- Fix wrong log level for init function of the log module