Change Log 2013-12-12-A

Code changes and clean up
1: Added universal date error handling function
2:  Removed uncessary form element arrays
3:  Added  ‘#validatre’ property to “Submit” button
4: Reafactored ajax call back function
‘ajax_load_available_rooms_callback’ to handle ajax submision errors
caused by invalidate date submission
5: Added ‘_webform_ext_check_date_errors’ function
6: Added $is_reserved flag to allow designated button only to trigger
calculation functions
7: Added error handling code to ‘ajax_load_available_rooms_callback’
8; Renamed ‘_webform_ext_reservation_form_1_validate’ to
‘_webform_ext_reservation_validate_reservation’ to match name of
designated function assigned to submit form element
9: Added universal function to load form errors
10: Removed superfluous error logging calls inside cron queue callback
funcrion
11: Refactored jQuery code to properly handle error display on the form