removed some old test code.

src/test/resources/architectures/Alexnet.cnna

@@ -28,11 +28,6 @@ architecture Alexnet(img_height=224, img_width=224, img_channels=3, classes=10){
     Convolution(kernel=(11,11), channels=96, stride=(4,4), padding="no_loss") ->
     Lrn(nsize=5, alpha=0.0001, beta=0.75) ->
     Pooling(pool_type="max", kernel=(3,3), stride=(2,2), padding="no_loss") ->
-    unroll<t> BeamSearchStart (width=5, max_length=50){
-        FullyConnected(units=4096) ->
-        Relu() ->
-        Dropout()
-    } ->
     Relu() ->
     Split(n=2) ->
     split1(i=[0|1]) ->