Allow go 1.3 to fail:
Allow go 1.3 to fail:

For some reason my inexperienced brain cannot figure out, 1.3 breaks on
travis.It was only a nice to have anyway.

FredericHeem/go-horizon,irisli/horizon,nullstyle/go-horizon,lackac/horizon,nullstyle/go-horizon,lackac/horizon,irisli/horizon,stellar/horizon,stellar/horizon,irisli/horizon,nullstyle/go-horizon,masonforest/horizon,stellar/horizon,FredericHeem/go-horizon,masonforest/go-horizon,masonforest/go-horizon,lackac/horizon,masonforest/horizon,masonforest/horizon,FredericHeem/go-horizon,masonforest/go-horizon