make npm script clear

Author: zeroboo

.travis.yml

@@ -5,7 +5,5 @@ before_install:
   - npm i -g npm@5.6.0
 script:
   - npm run test
-  - npm run-script test-report
-  - npm run-script test-coverage
 after_script:
   - npm run coverage

package.json

@@ -4,9 +4,8 @@
   "description": "Randomly select elements in a collection.",
   "main": "src/index.js",
   "scripts": {
-    "test": "nyc --reporter=html mocha",
-    "test-report": "nyc --reporter=text-lcov mocha",
-    "test-coverage": "nyc report --reporter=text-lcov mocha",
+    "test": "nyc --reporter=text-lcov mocha",
+    "test-clear": "nyc --reporter=html mocha",
     "coverage": "nyc report --reporter=text-lcov | coveralls",
     "start": "node src/demo.js",
     "istanbul": "istanbul cover ./node_modules/mocha/bin/_mocha --report lcovonly -- -R spec && cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js && rm -rf ./coverage"