* [settings] redesigned the 'heading' bar; fixup for the side nav; improved UI for content headings
* [settings] resigned it (the top bar, the side panel; the code frame)
* [top bar, side panel] modified UI of the top bar; redesigned the side panel(moved the content in the bottom to the side nav)
* [font icons] updated the 'department' & 'invite Guest' icons
* [linked devices] moved it from the 'home' side panel to the 'settings' page
* ['settings' page] redesigned the empty tip for 'linked devices'
* get auth token on profile page
* [user settings] web api auth token: fixup & improvement
Co-authored-by: lian <lian@seafile.com>
Co-authored-by: llj <lingjun.li1@gmail.com>
* [user settings] modification
* [user setting] side nav: show current item & improvement
* [user stting] webdav password: redesigned it
* [user settings] language setting: redesigned it