Bump version number to 1.2.1.

Better late than never.

Change-Id: Ie222ea5d0535f5d28e6dd0f1bc97e5b25b61770b
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>
Remove left-over function declaration.

Change-Id: I9c7be07b195eee08736394801f6b0aabc0f24231
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>