Install openssl inside docker, update order of sections in the documentation

Reviewers: mferencevic

Reviewed By: mferencevic

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D1448

docs/user_technical/README.md

@@ -12,12 +12,12 @@ data structures, multi-version concurrency control and asynchronous IO.
 
   * [About Memgraph](#about-memgraph)
   * [Quick Start](quick-start.md)
-  * [Concepts](concepts.md)
   * [Examples](examples.md)
   * [Drivers](drivers.md)
   * [Data Storage](storage.md)
   * [openCypher Query Language](open-cypher.md)
   * [Import Tools](import-tools.md)
+  * [Concepts](concepts.md)
   * [Upcoming Features](upcoming-features.md)
 
 [//]: # (Nothing should go below the contents section)

release/docker/memgraph.dockerfile

@@ -2,6 +2,10 @@ FROM debian:stretch
 
 ARG deb_release
 
+RUN apt-get update && apt-get install -y \
+    openssl libcurl3 libssl1.1 \
+  && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
 COPY ${deb_release} /
 
 # Install memgraph package