Fix shortcut appearing in tooltip of wrong buttons

Updates string for not found devices.

The user can be in case where there is no audio or no video device at all, so removing the requested word from the message.

Attach keyboard shortcuts to features

mod_auth_token: Misc minor fixes

Remove unnecessary cjson config

Add support for fetching public keys from a server to mod_auth_token

Fix hangup triggering multiple feedback windows

Fixes the issue with SS external installation dialog is not closed after the plugin has been installed

Change z-index of keyboard-shortcuts

Fixes muting particular remote participant.

Fixes the issue with SS external installation dialog is not closed after the plugin has been installed

See: http://s2sauth.bitbucket.org/

There was a bug that the handlers for menuItem for mute and kick are added for all remote participants. When clicked multiple handlers are executed and the action will be executed for all remote participants.

Fix video thumbnails for Qt on Linux.

Updates statistics implementation.

Update manual-install.md

Hide download log by default

Remove unused css class

Remove bottom toolbar button separators