Bob/includes (#266)

* add json lib 2.1.1

* turn off clang-format for json lib

* add unit test file

* add code to poison the use of ngraph.hpp from within the ngraph library

src/CMakeLists.txt

@@ -11,5 +11,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DIN_NGRAPH_LIBRARY")
+
 add_subdirectory( ngraph )
 

src/ngraph/ngraph.hpp

@@ -18,6 +18,10 @@
 
 #pragma once
 
+#ifdef IN_NGRAPH_LIBRARY
+#error("ngraph.hpp is for external use only")
+#endif
+
 /// @namespace ngraph
 /// @brief The Intel Nervana Graph C++ API.
 

src/ngraph/node.cpp

@@ -12,8 +12,10 @@
 // See the License for the specific language governing permissions and
 // ----------------------------------------------------------------------------
 
+#include "ngraph/node.hpp"
 #include "ngraph/autodiff/adjoints.hpp"
-#include "ngraph/ngraph.hpp"
+#include "ngraph/descriptor/primary_tensor_view.hpp"
+#include "ngraph/ops/parameter.hpp"
 
 using namespace std;
 using namespace ngraph;

test/CMakeLists.txt

@@ -34,6 +34,7 @@ set (SRC
     pass_liveness.cpp
     pass_manager.cpp
     pass_memory_layout.cpp
+    serialize.cpp
     shape.cpp
     tensor.cpp
     topological_sort.cpp

test/serialize.cpp

+// ----------------------------------------------------------------------------
+// Copyright 2017 Nervana Systems Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// ----------------------------------------------------------------------------
+
+#include "gtest/gtest.h"