Docker script update for Ubuntu 20.04

docker/ubuntu/latest/base/Dockerfile

@@ -0,0 +1,32 @@
+ARG dist=ubuntu
+ARG tag=latest
+FROM ${dist}:${tag}
+
+MAINTAINER Sukchan Lee <acetcom@gmail.com>
+
+RUN apt-get update && \
+    apt-get upgrade -y && \
+    DEBIAN_FRONTEND=noninteractive \
+    apt-get install -y --no-install-recommends \
+        python3-pip \
+        python3-setuptools \
+        python3-wheel \
+        ninja-build \
+        build-essential \
+        flex \
+        bison \
+        git \
+        meson \
+        libsctp-dev \
+        libgnutls28-dev \
+        libgcrypt-dev \
+        libssl-dev \
+        libidn11-dev \
+        libmongoc-dev \
+        libbson-dev \
+        libyaml-dev \
+        iproute2 \
+        ca-certificates \
+        netbase \
+        pkg-config && \
+    apt-get clean