initialValues
Description#
This store contains all the form values at the time the form was initialised - this may include defaultValues and any values
bound on the form at configuration. This store will never change during the lifecycle of the form The values are an Object with the
key per group name and it's value.
The value can be a single value, or an array or values depending on there being fields with the same name (e.g. multiple checkboxes), or a <select> element
with the multiple attribute.