Travis reporting yarn version

ZeeCoder · ZeeCoder · commit 6e58b3448885 · 2018-11-18T00:57:24.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -10,3 +10,4 @@ script:
 before_install:
   - curl -o- -L https://yarnpkg.com/install.sh | bash
   - export PATH="$HOME/.yarn/bin:$PATH"
+  - yarn --version
