Added link sharing (#30)

src/services/linkShare.js

@@ -0,0 +1,17 @@
+import AbstractService from './abstractService'
+import LinkShareModel from '../models/linkShare'
+
+export default class ListService extends AbstractService {
+    constructor() {
+        super({
+            getAll: '/lists/{listID}/shares',
+            get: '/lists/{listID}/shares/{id}',
+            create: '/lists/{listID}/shares',
+            delete: '/lists/{listID}/shares/{id}',
+        })
+    }
+
+    modelFactory(data) {
+        return new LinkShareModel(data)
+    }
+}