feat(MdRadio): object support (#1771)

fix #1753

Author: VdustR

docs/app/pages/Components/Radio/Radio.vue

@@ -37,13 +37,13 @@
         props: [
           {
             name: 'value',
-            type: 'String|Number|Boolean',
+            type: 'String|Number|Boolean|Object',
             description: 'The value of the radio',
             defaults: 'on'
           },
           {
             name: 'v-model',
-            type: 'String|Number|Boolean',
+            type: 'String|Number|Boolean|Object',
             description: 'The model variable to bind the selection value. If no value is assigned, then it will use the same behaviour of a regular input[type="radio"].',
             defaults: 'null'
           },

docs/app/pages/Components/Radio/examples/RegularRadio.vue

@@ -2,6 +2,8 @@
   <div>
     <md-radio v-model="radio" :value="false">Boolean</md-radio>
     <md-radio v-model="radio" value="my-radio">String</md-radio>
+    <md-radio v-model="radio" :value="objA">Object A</md-radio>
+    <md-radio v-model="radio" :value="objB">Object B</md-radio>
     <md-radio v-model="radio">No Value</md-radio>
     <md-radio v-model="radio" disabled>Disabled</md-radio>
 
@@ -13,6 +15,8 @@
   export default {
     name: 'RegularRadio',
     data: () => ({
+      objA: { name: 'a' },
+      objB: { name: 'b' },
       radio: false
     })
   }

src/components/MdRadio/MdRadio.vue

@@ -23,9 +23,9 @@
       MdRipple
     },
     props: {
-      model: [String, Number, Boolean],
+      model: [String, Number, Boolean, Object],
       value: {
-        type: [String, Number, Boolean],
+        type: [String, Number, Boolean, Object],
         default: 'on'
       },
       id: {