changed coffee order config

psGrammar/demos/orderCoffee.jsgf

 #JSGF V1.0;
 grammar orderCoffee;
 
-public <orderCoffee> = ([<robot>] [please] (give | bring | make) me (a | the) <drink>);
+public <orderCoffee> = ([<robot>] (<request> | <wish>));
+
+<request> = ([please] (give | bring | make) me [(a | the)] <drink>);
+<wish> = (i would like [(a | the)] <drink> [please]);
 
 <drink> = (coffee);