Initialize the start/stop dictation button when speech recognition stops after some silence (#12783)

* Update component.jsx
* Update en.json

the speech recognition can stop due to the incompatibility of browser as well.

This use of variable 'ownerId' always evaluates to true.

Isolate most Pad related functions and secure shared notes and closed
captions creation to only when there is a reachable Etherpad server
configured.

When managing Etherpad's pads, Meteor makes API calls to initiate the closed captions
and shared notes modules. The pad id was being mapped to a shorter id than the meeting
id because of a Etherpad lenght limitation.

Changed to something less guessable.

Something related on not being able to provide links

Also adds a little more visibility and well-deserved credit to Etherpad's project