Fixes datachannels not working.

Fallback to the non-ConnectionService case for any error. Also, handle errors
when registering the phone account; Pixel C devices throw UnsupportedException.

Move call to reloadNow() on CONNECTION_FAILED to
the ./features/app/middleware to avoid importing higher order feature
from the lower level one.

Do not return anything from JitsiConnection.connect, because it's not
a promise and returns void. Doing so is confusing to the reader.

feat(thumbnailMenu):Change remoteControl item text

Pixel C devices have been seen crashing here, oh well.

While Fastlane recommends automagic screenshots, we cannot really do that since
we require a specific setup for a video call and so on.

ios: fix SDK build after dropping iOS 10

* Update lib-jitsi-meet and js-utils

Since we only support iOS 11, 32 bit architectures must not be built.

PostMessageTransportBackend and Transport, along
with the constants file they both use, were
moved int js-utils for jitsi-meet-spot.

There are modules that will not work with prosody 0.10 as they depend on util.async. Adds a safeguard and print error about it in the logs.
And others that just do not work because of the muc module API that they use.

This addresses a bug, in which submitting a password
through the iframe api no longer closes RoomLockPrompt,
by explicitly closing prompts for a lock or password.