Release 3.0.0

This release commit bumps to a major version due to downstream
breaking changes in eslint-unicorn and adding a new rule,
`no-unused-expressions` for ternarios and short-circuit.

Fixes #35

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@cloudfour/eslint-plugin",
-  "version": "2.0.1",
+  "version": "3.0.0",
   "description": "Cloud Four's shareable ESLint configuration",
   "author": "Cloud Four <[email protected]> (http://cloudfour.com)",
   "homepage": "https://github.com/cloudfour/eslint-config",