diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9dc456a..2f8e503 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [v1.1.2] - 2016-08-16
 ### Added
-- Use Google maps API Key if available
+- Use Google maps API Key if available (see https://github.com/COCOPi/cockpit/pull/423)
 
 ### Fixed
 - Assets handling in Cockpit view
diff --git a/assets/js/filters.js b/assets/js/filters.js
index 0743548..7dfc7a1 100644
--- a/assets/js/filters.js
+++ b/assets/js/filters.js
@@ -8,6 +8,8 @@
  */
 (function(angular, App) {
 
+    'use strict';
+
     /*
     text,
     select
diff --git a/assets/js/index.js b/assets/js/index.js
index d3716ec..f4d5146 100644
--- a/assets/js/index.js
+++ b/assets/js/index.js
@@ -6,6 +6,8 @@
  */
 (function($, angular, App) {
 
+    'use strict';
+
     /**
      * ImportController
      * @class
@@ -244,7 +246,7 @@
                             localizations   : localizations
                         });
 
-                    }, this);
+                    });
                 }
             });
 
@@ -335,7 +337,7 @@
 
                     response.data.forEach(function(row, i) {
                         tableData[i] = row;
-                    }, this);
+                    });
 
                     availableColumns.length = 1;
 
@@ -347,7 +349,7 @@
                                 App.i18n.get('import.header.ColumnNo', i),
                             value: i
                         });
-                    }, this);
+                    });
 
                     $scope.$apply(function() {
 
@@ -406,6 +408,7 @@
                 }
             });
 
+            /*
             // Use backend to parse file
             if (false) {
                 $scope.$watch('file', function(fileData, oldFileData) {
@@ -453,6 +456,7 @@
                     ;
                 });
             }
+            */
 
             //// Methods