Remove utf8 language files.

Signed-off-by: enyst <engel.nyst@gmail.com>
Lowercase module folders.

Signed-off-by: enyst <engel.nyst@gmail.com>
/sources directory is now lowercase.

Signed-off-by: enyst <engel.nyst@gmail.com>
Files version changes: 2.0. Refactoring and change of forum software will make it a major version.

Signed-off-by: enyst <engel.nyst@gmail.com>
Update upgrade messages in package-info.xml for ElkArte.

Signed-off-by: enyst <engel.nyst@gmail.com>