Fix mixins

package.json

@@ -1,6 +1,6 @@
 {
   "name": "vue-apollo",
-  "version": "2.1.0-beta.2",
+  "version": "2.1.0-beta.3",
   "description": "Vue apollo integration",
   "main": "lib/index.js",
   "scripts": {

src/index.js

@@ -6,10 +6,6 @@ let Vue
 
 const keywords = [
   '$subscribe',
-  '$skipAll',
-  '$skipAllQueries',
-  '$skipAllSubscriptions',
-  '$client',
 ]
 
 const prepare = function prepare () {