docs(readme): add code coverage badge (#43)

Author: DrFaust92

.travis.yml

@@ -1,6 +1,11 @@
 language: node_js
+sudo: false
 node_js:
   - "8"
   - "10"
+script:
+  - yarn test:coverage
+  - yarn report-coverage
 after_success:
+  - bash <(curl -s https://codecov.io/bash)
   - yarn run semantic-release

README.md

@@ -4,8 +4,8 @@
 
 [![view on npm](http://img.shields.io/npm/v/express-version-route.svg)](https://www.npmjs.org/package/express-version-route)
 [![view on npm](http://img.shields.io/npm/l/express-version-route.svg)](https://www.npmjs.org/package/express-version-route)
+[![Codecov](https://img.shields.io/codecov/c/gh/lirantal/express-version-route.svg)](https://codecov.io/gh/lirantal/express-version-route)
 [![npm module downloads](http://img.shields.io/npm/dt/express-version-route.svg)](https://www.npmjs.org/package/express-version-route)
-[![Dependency Status](https://david-dm.org/lirantal/express-version-route.svg)](https://david-dm.org/lirantal/express-version-route)
 [![Known Vulnerabilities](https://snyk.io/test/github/lirantal/express-version-route/badge.svg)](https://snyk.io/test/github/lirantal/express-version-route)
 [![Security Responsible Disclosure](https://img.shields.io/badge/Security-Responsible%20Disclosure-yellow.svg)](https://github.com/nodejs/security-wg/blob/master/processes/responsible_disclosure_template.md
 )

package.json

@@ -10,6 +10,7 @@
     "test:watch": "yarn run lint && ava --watch",
     "test:coverage": "yarn run lint && nyc --reporter=lcov ava --tap",
     "coverage:view": "opn coverage/lcov-report/index.html",
+    "report-coverage": "nyc report --reporter=text-lcov > coverage.lcov",
     "commit": "git-cz",
     "docs": "yarn run docs:code && yarn run docs:api",
     "docs:api": "doxdox *.js --layout bootstrap --output docs/index.html",
@@ -38,10 +39,10 @@
     "standard": "^12.0.0"
   },
   "nyc": {
-    "statements": 90,
-    "branches": 90,
-    "functions": 90,
-    "lines": 90,
+    "statements": 88,
+    "branches": 88,
+    "functions": 88,
+    "lines": 88,
     "reporter": [
       "lcov",
       "text-summary"