Fixed .travis.yml. Testing build scripts is annoying.

.travis.yml

@@ -39,7 +39,7 @@ after_deploy: |
     echo "Pushing to gh-pages..."
     # Make sure to make the output quiet, or else the API token will leak!
     # This works because the API key can replace your password.
-    git push -f -q https://zedseven:$GITHUB_API_KEY@github.com/zedseven/Romanization.NET gh-pages &>/dev/null
+    git push -f -q https://zedseven:$GH_API_KEY@github.com/zedseven/Romanization.NET gh-pages &>/dev/null
     echo "Done!"
     cd "$TRAVIS_BUILD_DIR"
   fi