Update the changelogs.

Prepare the client config for version 15.

Update the changelogs.

Update the changelogs.

Update the changelogs in the metadata.

Update the metadata.

Update the fr-FR phone screenshots.

Bump Android version code to 901.

Do not extract the debug symbols from the Android release binaries.

It's already done in the Gradle build.

Force a config update if the client receives a bad protocol error.