Added view for Issue #4

Added the HTML view content and the controller for the view

Signed-off-by:  <adarshakb@gmail.com>
Issue #4: Added success view, Added form behavior

Added form's behaviour to send email and complete the requirement.

Signed-off-by:  <adarshakb@gmail.com>
Issue #4: Bug fixes

Fixed bug where HTML email config was not being loaded

Signed-off-by:  <adarshakb@gmail.com>