chore(release): 2.8.0 [skip ci]

# [2.8.0](v2.7.1...v2.8.0) (2019-11-13)

### Features

* **issue:** add issue locking capability ([b9b8994](b9b8994)), closes [#480](#480)

package.json

@@ -1,7 +1,7 @@
 {
     "name": "gh",
     "description": "Boost your productivity & automate tasks when working with GitHub, all from the comfort of your CLI.",
-    "version": "2.7.1",
+    "version": "2.8.0",
     "homepage": "http://nodegh.io",
     "preferGlobal": true,
     "contributors": [