added python3 to CI

.gitlab-ci.yml

@@ -33,11 +33,16 @@ job_test_gcc_nocheck:
   stage: test_gcc_nocheck
   script: "cp ../XerusTest .; ./XerusTest all"
 
-job_build_python:
+job_build_python2:
   stage: build_python
   script: "g++ --version; cp .config.mk.ci.gcc config.mk; make python2"
   when: always
 
+job_build_python3:
+  stage: build_python
+  script: "g++ --version; cp .config.mk.ci.gcc config.mk; make python3"
+  when: always
+
 job_make_clang:
   stage: build_clang
   script: "clang++ --version; cp .config.mk.ci.clang config.mk; make XerusTest; cp XerusTest ../"