.travis.yml: See if disabling fsync has any benefit
.travis.yml: See if disabling fsync has any benefit

cchalmers/lens,rpglover64/lens,ddssff/lens,hvr/lens,timjb/lens,Fuuzetsu/lens,Gabriel439/lens,danidiaz/lens,Icelandjack/lens,omefire/lens,cdepillabout/lens,hvr/lens