test(aio): enable tslint rule for focused jasmine tests/suites

aio/package.json

@@ -54,9 +54,9 @@
     "dgeni-packages": "0.17.0",
     "entities": "^1.1.1",
     "firebase-tools": "^3.2.1",
-    "html": "^1.0.0",
     "fs-extra": "^2.1.1",
     "globby": "^6.1.0",
+    "html": "^1.0.0",
     "jasmine-core": "~2.5.2",
     "jasmine-spec-reporter": "~3.2.0",
     "karma": "~1.4.1",
@@ -72,6 +72,7 @@
     "shelljs": "^0.7.7",
     "ts-node": "~2.0.0",
     "tslint": "~4.5.0",
-    "typescript": "2.2.0"
+    "typescript": "2.2.0",
+    "vrsource-tslint-rules": "^4.0.1"
   }
 }

aio/tslint.json

@@ -1,6 +1,7 @@
 {
   "rulesDirectory": [
-    "node_modules/codelyzer"
+    "node_modules/codelyzer",
+    "node_modules/vrsource-tslint-rules/rules"
   ],
   "rules": {
     "callable-types": true,
@@ -47,6 +48,7 @@
     "no-empty-interface": true,
     "no-eval": true,
     "no-inferrable-types": [true, "ignore-params"],
+    "no-jasmine-focus": true,
     "no-shadowed-variable": true,
     "no-string-literal": false,
     "no-string-throw": true,