build: upgrade to babel7

Author: wxnet2013

.babelrc

@@ -1,7 +1,7 @@
 {
   "presets": [
     [
-      "env",
+      "@babel/env",
       {
         "targets": {
           "browsers": [
@@ -15,13 +15,13 @@
     ]
   ],
   "plugins": [
-    "transform-object-rest-spread"
+    "@babel/plugin-proposal-object-rest-spread"
   ],
   "env": {
     "commonjs": {
       "presets": [
         [
-          "env",
+          "@babel/env",
           {
             "loose": true
           }

README-en_US.md

@@ -32,7 +32,7 @@ $ yarn add @rxloop/core
 
 Or introduced through CDN
 ```html
-<script src="https://unpkg.com/@rxloop/[email protected]/dist/rxloop-core.min.js"></script>
+<script src="https://unpkg.com/@rxloop/[email protected]/dist/rxloop.min.js"></script>
 <script src="https://unpkg.com/[email protected]/bundles/rxjs.umd.min.js"></script>
 <script>
 var app = rxloopCore();

docs/basics/error-handler.md

@@ -89,7 +89,7 @@ index.js:52 Objectpipe: "getData"error: Error: Http Error
     at FilterSubscriber._next (webpack:///./node_modules/rxjs/_esm5/internal/operators/filter.js?:42:30)
     at FilterSubscriber.Subscriber.next (webpack:///./node_modules/rxjs/_esm5/internal/Subscriber.js?:64:18)
     at Subject.next (webpack:///./node_modules/rxjs/_esm5/internal/Subject.js?:58:25)
-    at Object.dispatch (webpack:///./node_modules/@rxloop/core/es/rxloop-core.js?:202:10)
+    at Object.dispatch (webpack:///./node_modules/@rxloop/core/es/rxloop.js?:202:10)
     at eval (webpack:///./src/index.js?:94:5)model: "counter"__proto__: Object
 
 index.js:76 Model error handler...
@@ -102,7 +102,7 @@ index.js:77 Error: Http Error
     at FilterSubscriber._next (filter.js:42)
     at FilterSubscriber.Subscriber.next (Subscriber.js:64)
     at Subject.next (Subject.js:58)
-    at Object.dispatch (rxloop-core.js:202)
+    at Object.dispatch (rxloop.js:202)
     at eval (index.js:94)
 ```