SLU example update

ExampleSetups/SLU/globals.config

@@ -4,4 +4,4 @@ ConfigDir=$WorkDir$\config
 NdlDir=$ConfigDir$
 ExpDir=c:\temp\exp\atis
 OutDir=$ExpDir$\output
-DeviceNumber=-1
+DeviceNumber=0

ExampleSetups/SLU/rnnlu.config

@@ -15,7 +15,7 @@ LSTM=[
 #  minibatch size, for example in language model, is the number of input words
 #  e.g., 6, corresponds to having 6 inputs words from one sentence
 #  In the learning process, we split an input sequence into a vector of subsequences of size T_bptt .
-    minibatchSize=10
+    minibatchSize=100
 
 	# need to be small since models are updated for each minibatch
     traceLevel=1
@@ -38,12 +38,12 @@ LSTM=[
  #       # default hidden layer activity
       defaultHiddenActivity=0.1
 
-    	recurrentLayer=2
+    	recurrentLayer=2:3:4
         # randomization range
         initValueScale=6.0
 
         # first layer, second layer, and output layer size
-		layerSizes=2832:50:300:127
+		layerSizes=2832:50:300:300:300:127
 
         rnnType=LSTM
         lookupTableOrder=3