Workaround for a bug in nyc when running in CI on Windows

Author: JamesMessinger

.travis.yml

@@ -9,7 +9,7 @@ language: node_js
 node_js:
   - 8
   - 10
-  - 12.10     # HACK: Nyc + Mocha fails on Node 12.11 on Windows. Awaiting a fix
+  - 12
 
 os:
   - linux

package.json

@@ -37,8 +37,8 @@
     "build": "tsc",
     "watch": "tsc --watch",
     "test": "mocha && npm run lint",
-    "coverage": "nyc mocha",
     "upgrade": "npm-check -u",
+    "coverage": "nyc node_modules/mocha/bin/mocha",
     "bump": "bump --tag --push --all",
     "release": "npm run upgrade && npm run clean && npm run build && npm test && npm run bump"
   },