♻️ changes the way to prevent double form submission

Instead of disabling form submit buttons, which values were lost
in the process, attach a new handler which disabled form submission
until first submission is processed

babybuddy/static_src/js/babybuddy.js

@@ -75,6 +75,10 @@ BabyBuddy.PullToRefresh = function(ptr) {
 /**
  * Fix for duplicate form submission from double pressing submit
  */
+function preventDoubleSubmit() {
+    return false;
+}
+$('form').off("submit", preventDoubleSubmit);
 $("form").on("submit", function() {
-    $(this).find("button[type='submit']").prop('disabled', true);
-});
+    $(this).on("submit", preventDoubleSubmit);
+});