Don't do the tests and stuff multiple times on CI, it's just silly

.travis.yml

@@ -3,8 +3,3 @@ node_js:
   - "4"
   - "5"
   - "6"
-
-after_script:
-  - npm run demo
-  - npm run lint-output
-  - npm run test

package.json

@@ -9,7 +9,7 @@
     "demo": "npm run build -- -o=electron.d.ts",
     "prepublish": "npm run demo && npm run test-output",
     "lint-output": "tslint -c tslint.json -t verbose electron.d.ts --fix",
-    "test": "mocha && standard && npm run test-output && npm run lint-output",
+    "test": "mocha && standard && npm run demo && npm run test-output && npm run lint-output",
     "pretest-output": "npm run build -- -o=test-smoke/electron/index.d.ts && cd test-smoke/electron/test && rm -f *.js",
     "test-output": "tslint electron.d.ts --format stylish && cd test-smoke/electron && tsc --project tsconfig.json",
     "prepack": "check-for-leaks",