message: Add the compiler to the Ubuntu Docker image
diff: @@ -2,7 +2,7 @@ FROM ubuntu:16.04
  ARG PACKAGECLOUD_URL
  -RUN apt-get update -y && apt-get install -y curl git ninja-build tar wget
  +RUN apt-get update -y && apt-get install -y build-essential curl git ninja-build tar wget
  RUN cd /opt \
  && wget https://cmake.org/files/v3.7/cmake-3.7.2-Linux-x86_64.tar.gz \
  