* feat(settings): setting dialog
- Move device selection, profile edit, language select, moderator
options, and server auth into one modal with tabs.
- Remove side panel profile and settings and logic used to update
them.
- Pipe server auth status into redux to display in the settings
dialog.
- Change filmstrip only device selection popup to use the new
stateless settings dialog component.
* squash: do not show profile tab if not guest
* squash: profile button not clickable if no profile to show
* squash: nits
* ref: Settings dialog.
The Device Selection modal consists of:
- DeviceSelection, an overly smart component responsible for
triggering stream creation and cleanup.
- DeviceSelector for selector elements.
- VideoInputPreview for displaying a video preview.
- AudioInputPreview for displaying a volume meter.
- AudioOutputPreview for a test sound output link.
Store changes include is primarily storing the list of
available devices in redux. Other app state has been left
alone for future refactoring.