ixus140_elph130 - enable PAUSE_FOR_FILE_COUNTER to avoid occasional incorrectly numbered raws
modify PAUSE_FOR_FILE_COUNTER to avoid pausing if the counter has been incremented
ixus140_elph130 - update SD override related defines to prevent crashing when AF lock not enabled, mark port as beta
ixus140_elph130 - add support for 100b firmware as a copy of 100a
ixus140_elph130 - check in updated bin_compat.h for 100b
update PAUSE_FOR_FILE_COUNTER check to use  get_target_file_num() instead of get_file_counter()
remove broken PAUSE_FOR_FILE_COUNTER optimization