Fix dev image build on nodes of yq

It seems that the `doxygen` package will remove system includes...

It should be a bug of ubuntu or docker. Since we are not using doxygen
now, just remove this package.

Dockerfile

@@ -29,7 +29,7 @@ RUN apt-get update && \
     wget unzip unrar tar xz-utils bzip2 gzip coreutils ntp \
     curl sed grep graphviz libjpeg-dev zlib1g-dev  \
     python-matplotlib gcc-4.8 g++-4.8 \
-    automake locales clang-format swig doxygen cmake  \
+    automake locales clang-format swig cmake  \
     liblapack-dev liblapacke-dev \
     clang-3.8 llvm-3.8 libclang-3.8-dev \
     net-tools libtool ccache && \