[CWB] Patch for cwb-align-import

[Stefan Evert]

> cwb-align-import is using CL (use CL) that seems not to be needed
> (especially given CWB::CL is distributed in other Perl module).

Now here I go, painfully rewriting cwb-align-encode to remove the  
dependency on the CL package and then forgetting to remove the "use  
CL;" statemen (which should now have been "use CWB::CL;" in the first  
place).

Thanks, all three patches have been committed.

Best,
Stefan