Migrated progress bar and progress editor to vuex.

assets/js/api/book.js

@@ -6,5 +6,18 @@ export default {
             params: {title: searchTitle},
             headers: {'accept': 'application/json'}
         })
+    },
+    bookUpdateProgress(bookId, progress) {
+        console.info(bookId);
+        console.info(progress);
+        return axios.post('/progress/update', {
+            bookId: bookId,
+            progress: progress
+        }, {
+            headers: {
+                'content-type': 'text/json'
+            }
+        })
     }
+
 }