use SearchCriteria for all msuia tables
use SearchCriteria for Button#value
use SearchCriteria for Label#value
speed up ListBox specs more
remove unused set? method from button_helper
use SearchCriteria for msuia SelectList calls
remove unused methods that send messages to listbox and combobox
last remnants of hwnd in select list
expand / collapse methods use SearchCriteria
updated get / set value methods to use SearchCriteria
remove hwnd from text field in msuia
remove unused set_control_text
modify Control#click to go through invoke pattern using SearchCriteria
use SearchCriteria for new uia IsEnabled method
get / set focus uses SearchCriteria