Merge master into L2SS-330

docker-compose/sdptr-sim/Dockerfile

 FROM ubuntu:20.04
 
+# Install build tools for sdptr and the C language OPC-UA lib
 RUN apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get install -y autoconf automake git make g++ build-essential pkg-config cmake python liburcu-dev libmbedtls-dev libsubunit-dev libboost-dev libboost-regex-dev libboost-system-dev libboost-program-options-dev && \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y software-properties-common && \
+    DEBIAN_FRONTEND=noninteractive add-apt-repository ppa:open62541-team/ppa && \
+    apt-get update && \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y autoconf automake git make g++ build-essential pkg-config libboost-dev libboost-regex-dev libboost-system-dev libboost-program-options-dev libopen62541-1-dev libopen62541-1-tools && \
     apt-get clean
 
-# Install OPC-UA lib
-RUN git clone --depth 1 --branch 1.2 https://github.com/open62541/open62541 && \
-    cd /open62541 && \
-    git submodule update --init --recursive && \
-    mkdir build && cd build && \
-    bash -c "cmake .. -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=RelWithDebInfo -DUA_NAMESPACE_ZERO=FULL -DUA_MULTITHREADING=100 && make -j `nproc` install"
-
-# Update shared library cache
-RUN ldconfig
-
 # Install SDPTR
 RUN cd / && git clone --depth 1 --branch master https://git.astron.nl/lofar2.0/sdptr