IVGCVSW-1900 : CL backend folder structure

* moving backends/ClWorkloads to backends/cl
* and moving pure Cl workload related code to
  backends/cl/workloads

Change-Id: I019a3c6b4da5e7a23074bf03fb057e63199ad129
diff --git a/src/armnn/Network.cpp b/src/armnn/Network.cpp
index 49e60e1..76c33ba 100644
--- a/src/armnn/Network.cpp
+++ b/src/armnn/Network.cpp
@@ -6,11 +6,13 @@
 #include "Graph.hpp"
 #include "Layer.hpp"
 #include "DeviceSpec.hpp"
-#include "backends/CpuTensorHandle.hpp"
-#include "backends/WorkloadFactory.hpp"
 #include "Optimizer.hpp"
-#include "armnn/Exceptions.hpp"
+#include "optimizations/All.hpp"
 
+#include <backends/CpuTensorHandle.hpp>
+#include <backends/WorkloadFactory.hpp>
+
+#include <armnn/Exceptions.hpp>
 #include <armnn/Utils.hpp>
 #include <armnn/TypesUtils.hpp>
 
@@ -27,8 +29,6 @@
 #include <boost/numeric/conversion/converter_policies.hpp>
 #include <boost/cast.hpp>
 
-#include "optimizations/All.hpp"
-
 namespace armnn
 {