docker: add flex and bison to ubuntu bionic (fix package builds)
@@ -5,6 +5,7 @@ RUN apt-get update && apt-get -y install \
automake \
autotools-dev \
build-essential \
+ bison \
clang \
cmake \
curl \
@@ -14,6 +15,7 @@ RUN apt-get update && apt-get -y install \
dh-lua \
discount \
doxygen \
+ flex \
git \
git-buildpackage \
graphviz \
