Add config and grammar for the ordering

psConfig/challenge/team2/configTeam2.conf

+[main]
+startdb=30;
+uttdb=35;
+silence=400;
+timeout=8;
+openDeviceDirectly=yes;
+
+[pocketsphinxinstance]
+name=confirm;
+jsgf=../../psGrammar/confirm/confirm.jsgf;
+rsbscope= /speechrec/psa/confirm;
+bestpath=no;
+autoload=yes;
+
+[pocketsphinxinstance]
+name=order;
+jsgf=../../psGrammar/challenge/team2/order.jsgf;
+rsbscope= /speechrec/psa/order;
+bestpath=no;
+autoload=yes;

psGrammar/challenge/team2/order.jsgf

+#JSGF V1.0;
+grammar ordering;
+public <order> = [tobi] <ordering>;
+
+<ordering> = [please] bring [me a] <drink>;
+
+<drink> = (coconut_milk | tea | coke | fanta | water | orange_juice);
+
+