Ensure lines output by SphinxConfShell aren't too long
Ensure lines output by SphinxConfShell aren't too long

I already kicked this can down the road once in 7b8077897 but that only
bought us a bit of breathing room. Breaking up lines if they get too
long should solve the problem once and for all.

Tatoeba/tatoeba2,Tatoeba/tatoeba2,Tatoeba/tatoeba2,Tatoeba/tatoeba2,Tatoeba/tatoeba2