added symlink for libzmq.so.3 also for xenial

dockerfiles/xenial.docker

@@ -30,8 +30,9 @@ RUN apt-get update && \
    apt-get install -y libpqxx-dev && \
    apt-get install -y libfftw3-dev && \
    apt-get install -y subversion && \
-   useradd -u 30996 msk_jenkins
-
+   useradd -u 30996 msk_jenkins && \
+   ln -sfn /usr/lib/x86_64-linux-gnu/libzmq.so.5 /usr/lib/x86_64-linux-gnu/libzmq.so.3
+    
 ADD lcov-to-cobertura-xml /common/lcov_cobertura-1.6
 ADD valgrind.suppressions /common/valgrind.suppressions