chore: remove old build systems

Author: achingbrain

.appveyor.yml

@@ -21,6 +21,7 @@ lib-cov
 
 # Coverage directory used by tools like istanbul
 coverage
+.nyc_output
 
 # Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
 .grunt

.gitignore

@@ -1,7 +1,13 @@
 # Warning: This file is automatically synced from https://github.com/ipfs/ci-sync so if you want to change it, please change it there and ask someone to sync all repositories.
 machine:
   node:
-    version: stable
+    version: 8
+
+test:
+  pre:
+    - npm run lint
+  post:
+    - npm run coverage -- --upload --providers coveralls
 
 dependencies:
   pre: