cast to unsigned char tolower(3) arg

index files too

select distinct pkgpath

fix copyrights: i got the AUTHOR section right but the comments wrong

`d->abstract' can be NULL sometimes

ignore wikipedia dumps too

tokenize: always return a valid NULL-terminated array if we couldn't extract even a single word from the string, make sure to return something that's not NULL otherwise the callers don't know whether we succeeded or not.



initial import