Multiple Repo to Single Repo. Squashed some layers.

kopano_server/Dockerfile

@@ -0,0 +1,20 @@
+ARG BASE_VERSION=latest
+FROM zokradonh/kopano_base:${BASE_VERSION}
+
+LABEL maintainer=az@zok.xyz \
+      version="1.0"
+
+# install kopano
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    kopano-server \
+    kopano-utils \
+    && rm -rf /var/cache/apt /var/lib/apt/lists
+
+ADD configure.py /kopano/configure.py
+ADD start.sh /kopano/start.sh
+
+RUN chmod a+x /kopano/start.sh
+
+EXPOSE 237/tcp
+
+CMD [ "/kopano/start.sh" ]