* [side nav] redesigned it: added a new item 'Files', and made 'My Libraries' and some other items as its sub nav items
* ['Files'] added new page 'Files'(added 'My Libraries' to it)
* ['Files'] added 'Shared with me' to it
* ['Files'] added 'Shared with all' to it
* ['Files'] added 'Shared with groups' to it (removed 'details' for 'department')
* [shared with me] added 'watch/unwatch file changes' for libraries
* [groups, group] added 'watch/unwatch file changes' for libraries
* [shared with me] only libraries shared with 'r', 'rw' permissions can be monitored
* [groups, group] only libraries shared with 'r', 'rw' permissions can be monitored
* [shared with me] improved the interaction for library items
* [groups, group] cleaned up the code
* update seafile-ui.css
* add repo detail for group
* add-detail for groups-view
* group-and-shared-module-improve
* when look detail, clicking navPath, or clicking other item will generator error