[DO NOT MERGE] enable rls test

Author: tesuji

.travis.yml

@@ -61,7 +61,7 @@ matrix:
     - env: INTEGRATION=rust-lang-nursery/chalk
       if: repo =~ /^rust-lang\/rust-clippy$/ AND branch IN (auto, try)
     - env: INTEGRATION=rust-lang/rls
-      if: repo =~ /^rust-lang\/rust-clippy$/ AND branch IN (auto, try)
+      if: repo =~ /^rust-lang\/rust-clippy$/ # AND branch IN (auto, try)
     - env: INTEGRATION=Geal/nom
       if: repo =~ /^rust-lang\/rust-clippy$/ AND branch IN (auto, try)
     # FIXME blocked on https://github.com/rust-lang/rust-clippy/issues/4742