Merge branch 'release' into 'master'

Release version

See merge request !11
2 jobs for release_0_2_6 in 3 minutes and 11 seconds
Status Job ID Name Coverage
  Windows
passed #210448
Windows10
masterJobWindows

00:02:29

 
  Linux
failed #210449
BranchJobLinux

00:00:41

 
Name Stage Failure
failed
BranchJobLinux Linux
[ERROR] Command was /bin/sh -c cd /builds/monticore/EmbeddedMontiArc/generators/CNNArch2MXNet && /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java -javaagent:/root/.m2/repository/org/jacoco/org.jacoco.agent/0.8.1/org.jacoco.agent-0.8.1-runtime.jar=destfile=/builds/monticore/EmbeddedMontiArc/generators/CNNArch2MXNet/target/jacoco.exec -jar /builds/monticore/EmbeddedMontiArc/generators/CNNArch2MXNet/target/surefire/surefirebooter5830689904465330560.jar /builds/monticore/EmbeddedMontiArc/generators/CNNArch2MXNet/target/surefire/surefire9153042450789279393tmp /builds/monticore/EmbeddedMontiArc/generators/CNNArch2MXNet/target/surefire/surefire_06042541932407780037tmp
[ERROR] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/PluginExecutionException
ERROR: Job failed: exit code 1