Merge pull request '罗世杰：支持分享到朋友、朋友圈' (#120) from lj into master

Reviewed-on: http://git.feashow.cn/odjbin/city-store-transfer/pulls/120

main.js

@@ -9,6 +9,8 @@ Vue.use(uView)
 Vue.prototype.$api = apiService
 Vue.prototype.$toast = toast
 
+import share from './utils/share.js'
+Vue.mixin(share)
 // #ifndef VUE3
 import Vue from 'vue'
 Vue.config.productionTip = false

utils/share.js

@@ -0,0 +1,8 @@
+export default{
+    onShareAppMessage() {
+        return {}
+    },
+    onShareTimeline() {
+        return {}
+    }
+}