basic implementation of saved searches finished, closes #83

src/public/javascripts/utils.js

@@ -219,4 +219,15 @@ function toObject(array, fn) {
     }
 
     return obj;
+}
+
+function randomString(len) {
+    let text = "";
+    const possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+
+    for (let i = 0; i < len; i++) {
+        text += possible.charAt(Math.floor(Math.random() * possible.length));
+    }
+
+    return text;
 }