travis: only deploy docs if tests succeeded
travis: only deploy docs if tests succeeded

topisani/OTTO,topisani/TOP-1,D-I-S-K-U-S/TOP-1,topisani/OTTO,D-I-S-K-U-S/TOP-1,topisani/OTTO,topisani/TOP-1,topisani/OTTO,topisani/OTTO