docs(package): clean up package keywords

package.json

@@ -11,25 +11,22 @@
   "repository": "https://github.com/bitjson/typescript-starter",
   "license": "MIT",
   "keywords": [
-    "async",
-    "ava",
-    "await",
-    "boilerplate",
-    "conventional-changelog",
-    "ES6",
-    "ES7",
-    "library",
-    "javascript-modules",
-    "node",
-    "nyc",
-    "rollup",
+    "typescript",
     "starter",
     "template",
-    "tree-shaking",
-    "tslint",
+    "boilerplate",
+    "library",
+    "node",
     "typedoc",
-    "typescript",
-    "typings"
+    "ava",
+    "nyc",
+    "tslint",
+    "prettier",
+    "standard-version",
+    "conventional-changelog",
+    "circle-ci",
+    "travis-ci",
+    "appveyor"
   ],
   "scripts": {
     "info": "npm-scripts-info",