bump 1.2.0

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ant-design-pro",
-  "version": "1.1.0",
+  "version": "1.2.0",
   "description": "An out-of-box UI solution for enterprise applications",
   "private": true,
   "scripts": {
@@ -83,7 +83,7 @@
     "**/*.less": "stylelint --syntax less"
   },
   "engines": {
-    "node" : ">=8.0.0"
+    "node": ">=8.0.0"
   },
   "browserslist": [
     "> 1%",