message: Packages needed by Ubuntu 16.04 also
  This line is needed for Ubuntu 16.04:
  sudo apt-get install libgflags-dev libgoogle-glog-dev liblmdb-dev
  For reference:
  *
  *
diff: @@ -40,6 +40,7 @@ Continue with [compilation](installation.html#compilation).
  sudo apt-get install libprotobuf-dev libleveldb-dev libsnappy-dev libopencv-dev libhdf5-serial-dev protobuf-compiler
  sudo apt-get install --no-install-recommends libboost-all-dev
  + sudo apt-get install libgflags-dev libgoogle-glog-dev liblmdb-dev
  **CUDA**: Install by `apt-get` or the NVIDIA `.run` package.
  The NVIDIA package tends to follow more recent library and driver versions, but the installation is more manual.
  @@ -54,12 +55,6 @@ This can be skipped for CPU-only installation.
  CUDA 8 is required on Ubuntu 16.04.
  -**Remaining dependencies, 14.04**
  -
  -Everything is packaged in 14.04.
  -
  - sudo apt-get install libgflags-dev libgoogle-glog-dev liblmdb-dev
  -
  **Remaining dependencies, 12.04**
  These dependencies need manual installation in 12.04.
  