docs(FormWrapper): Add import for code examples

Several people asked how to use the FeathersVuexFormWrapper component, so this should clear up these confusions.

Author: J3m5

docs/feathers-vuex-form-wrapper.md

@@ -46,8 +46,12 @@ The `FeathersVuexFormWrapper` component uses the "clone and commit" pattern to c
 </template>
 
 <script>
+
+import { FeathersVuexFormWrapper } from 'feathers-vuex'
+
 export default {
   name: 'MyComponent',
+  components: { FeathersVuexFormWrapper },
   props: {
     currentItem: {
       type: Object,
@@ -85,8 +89,12 @@ Here's another example of how you could use the form wrapper to both save the fo
 </template>
 
 <script>
+
+import { FeathersVuexFormWrapper } from 'feathers-vuex'
+
 export default {
   name: 'MyComponent',
+  components: { FeathersVuexFormWrapper },
   props: {
     currentItem: {
       type: Object,
@@ -117,4 +125,4 @@ The default slot contains only four attributes.  The `clone` data can be passed
 - `clone`: {Object} The cloned record.  Each record in the store can have a single clone.  The clones are stored on the service's model class, by default.
 - `save`: {Function} When called, it commits the data and saves the record (with eager updating, by default.  See the `eager` prop.)  The save method calls `instance.save()`, internally, so you can pass a params object, if needed.
 - `reset`: {Function} When called, the clone data will be reset back to the data that is currently found in the store for the same record.
-- `remove`: {Function} When called, it removes the record from the API server and the Vuex store.
+- `remove`: {Function} When called, it removes the record from the API server and the Vuex store.