Create COMPILE.md

doc/COMPILE.md

+# 如何编译PaddleServing
+
+### 获取代码
+
+``` python
+git clone https://github.com/PaddlePaddle/Serving
+git submodule update --init --recursive
+```
+
+### 编译Server部分
+
+``` shell
+cmake -DPYTHON_INCLUDE_DIR=$PYTHONROOT/include/python2.7/ -DPYTHON_LIBRARIES=$PYTHONROOT/lib/libpython2.7.so -DPYTHON_EXECUTABLE=/home/users/dongdaxiang/software/baidu/third-party/python/bin/python -DCLIENT_ONLY=OFF ..
+make -j10
+```
+
+### 编译Client部分
+
+``` shell
+cmake -DPYTHON_INCLUDE_DIR=$PYTHONROOT/include/python2.7/ -DPYTHON_LIBRARIES=$PYTHONROOT/lib/libpython2.7.so -DPYTHON_EXECUTABLE=/home/users/dongdaxiang/software/baidu/third-party/python/bin/python -DCLIENT_ONLY=ON ..
+make -j10
+```
+