On submit succes, if we don't navigate away from page, apply possible form updates, as received from the server.

QfqForm.js: Form refresh is now known as form update. Form updates receive more elaborate response from server.

Delete Button: When user confirms deletion of record, all buttons will be disabled and form removed.

BuildFormBootstrap: fixed typo in class id pills
QfqForm.js: rewrote logic after press 'save'

BSTabs.js, PageState.js, Form.js: done.
Alert.js: first draw, layout not of alerts not proper yet.
Added jasmine tests.