chore: cleanup some no-longer used npm scripts (#379)

Author: jeffbcross

package.json

@@ -5,13 +5,13 @@
   "main": "./dist/angularfire2.js",
   "jsnext:main": "./dist/esm/angularfire2.js",
   "scripts": {
-    "test": "npm run build; karma start",
-    "docs": "typedoc --out docs/api/ --module commonjs --mode modules --name AngularFire2 src",
+    "test": "npm run build; karma start --single-run",
+    "test:watch": "karma start",
     "build": "rm -rf dist; tsc",
+    "build:watch": "rm -rf dist && tsc -w",
     "build_npm": "rm -rf dist && tsc -p tsconfig.publish.es5.json && tsc -p tsconfig.publish.es6.json && tsc -p tsconfig.publish.es6-deprecated.json",
     "postbuild_npm": "cp manual_typings/firebase3/firebase3.d.ts package.json README.md .npmignore dist/ && npm run rewrite_npm_package",
     "rewrite_npm_package": "node --harmony_destructuring tools/rewrite-published-package.js",
-    "build_bundle": "cp -r src angularfire2 && tsc typings/main.d.ts angularfire2.ts --rootDir . --module system -t es5 --outFile dist/bundles/angularfire2.js  --moduleResolution node --emitDecoratorMetadata --experimentalDecorators",
     "e2e_test": "webdriver-manager update && npm run build_e2e && protractor",
     "build_e2e": "rm -rf dist-test && npm run build && tsc -p test/ && cp test/e2e/firebase_object/index.html dist-test/e2e/firebase_object/ && cp test/e2e/firebase_list/index.html dist-test/e2e/firebase_list/ && cp test/e2e/auth/index.html dist-test/e2e/auth/",
     "changelog": "conventional-changelog -p angular -i CHANGELOG.md -s -r 1"

src/angularfire2.ts

@@ -113,8 +113,3 @@ export {
 
 export { FirebaseConfig, FirebaseApp, FirebaseAuthConfig, FirebaseRef, FirebaseUrl } from './tokens';
 export { FirebaseAppConfig } from './interfaces';
-
-// Helps Angular-CLI automatically add providers
-export default {
-  providers: FIREBASE_PROVIDERS
-}