Fix indentation

src/js/core/page.js

@@ -11,7 +11,7 @@ var state = {};
     themes after page is loaded and when navigation changed
 */
 function hasChanged(ctx) {
-    console.log('page has changed', ctx);
+    console.log('page has changed', ctx); // eslint-disable-line no-console
     setState(ctx);
 
     if (!started) {
@@ -26,7 +26,7 @@ function hasChanged(ctx) {
 /*
     Update current state
 
-data-level="{{ page.level }}"
+    data-level="{{ page.level }}"
     data-chapter-title="{{ page.title }}"
     data-filepath="{{ file.path }}"
     data-basepath="{{ './'|resolveFile }}"