.travis.yml in benchmark-http-0.9.0 vs .travis.yml in benchmark-http-0.10.0

@@ -5,9 +5,10 @@
 matrix:
   include:
     - rvm: 2.4
     - rvm: 2.5
     - rvm: 2.6
+    - rvm: 2.7    
     - rvm: jruby-head
       env: JRUBY_OPTS="--debug -X+O"
     - rvm: ruby-head
   allow_failures:
     - rvm: ruby-head