Fix accessibility issues in closed captions

Change unsafe Users upserts to updates

Fix HTML5 server exceptions

Fix audio input selector

Prepare for 14

Align You are disconnected label to the left; tweak label text

Handle default value for isBreakoutUser property for dummy users

Fix blue screen after selecting share webcam (Chrome iOS)

Prevent user from being ejected when confirming start/stop recording or end meeting after losing moderator role

Pulled html5 locales Jul 4, 2019

Implements tooltip and label to the button to take over the captions

Clean up user roles

Improve client reconnection

Add ping-pong message to html5 client

Fix cannot read property 'focus' of null

Avoid re-defining userAgent in kurento-utils.js

Addresses the error seen in
`"stackTrace":"TypeError: can't redefine non-configurable property \"userAgent\""`

Note, there are still definitions of `ua` in the code so ideally we need to extract this out.

Add lock verification for users actions