Clean up .travis.yml
Clean up .travis.yml

mienaikage/exercism-perl6,mienaikage/xperl6,exercism/xperl6,exercism/xperl6,mienaikage/exercism-perl6,mienaikage/xperl6,mienaikage/xperl6,mienaikage/exercism-perl6,exercism/xperl6