Rename default GoogLeNet layers and tops

Per suggestions in this thread:
https://groups.google.com/d/msg/digits-users/sO2D5sERGgw/6qh25awVxWUJ

Makes the output easier to interpret
Doesn't change functionality

digits/standard-networks/googlenet.prototxt

@@ -942,15 +942,15 @@ layer {
   type: "SoftmaxWithLoss"
   bottom: "loss1/classifier"
   bottom: "label"
-  top: "loss1/loss1"
+  top: "loss1/loss"
   loss_weight: 0.3
 }
 layer {
   name: "loss1/top-1"
   type: "Accuracy"
   bottom: "loss1/classifier"
   bottom: "label"
-  top: "loss1/top-1"
+  top: "loss1/accuracy"
   include {
     phase: TEST
   }
@@ -960,7 +960,7 @@ layer {
   type: "Accuracy"
   bottom: "loss1/classifier"
   bottom: "label"
-  top: "loss1/top-5"
+  top: "loss1/accuracy-top5"
   include {
     phase: TEST
   }
@@ -1725,15 +1725,15 @@ layer {
   type: "SoftmaxWithLoss"
   bottom: "loss2/classifier"
   bottom: "label"
-  top: "loss2/loss1"
+  top: "loss2/loss"
   loss_weight: 0.3
 }
 layer {
   name: "loss2/top-1"
   type: "Accuracy"
   bottom: "loss2/classifier"
   bottom: "label"
-  top: "loss2/top-1"
+  top: "loss2/accuracy"
   include {
     phase: TEST
   }
@@ -1743,7 +1743,7 @@ layer {
   type: "Accuracy"
   bottom: "loss2/classifier"
   bottom: "label"
-  top: "loss2/top-5"
+  top: "loss2/accuracy-top5"
   include {
     phase: TEST
   }
@@ -2451,19 +2451,19 @@ layer {
   }
 }
 layer {
-  name: "loss3/loss3"
+  name: "loss3/loss"
   type: "SoftmaxWithLoss"
   bottom: "loss3/classifier"
   bottom: "label"
-  top: "loss3/loss3"
+  top: "loss"
   loss_weight: 1
 }
 layer {
   name: "loss3/top-1"
   type: "Accuracy"
   bottom: "loss3/classifier"
   bottom: "label"
-  top: "loss3/top-1"
+  top: "accuracy"
   include {
     phase: TEST
   }
@@ -2473,7 +2473,7 @@ layer {
   type: "Accuracy"
   bottom: "loss3/classifier"
   bottom: "label"
-  top: "loss3/top-5"
+  top: "accuracy-top5"
   include {
     phase: TEST
   }