feat: Use simctl v2.x (simulator not restarted) (closes #237)

Author: shazron

package.json

@@ -27,7 +27,7 @@
     "bplist-parser": "^0.0.6",
     "nopt": "1.0.9",
     "plist": "^3.0.1",
-    "simctl": "^1.1.1"
+    "simctl": "^2"
   },
   "devDependencies": {
     "eslint": "^4.19.1",