[Add --gnu to parallel for backwards compatibility with older GNU parallel versions
tobias@goedderz.info**20150317121526
 Ignore-this: 8c94fe88b919735e4b501df6f671aa2
] hunk ./run_tests.bash 22
-parallel -j"$threads" bash ./run_test.bash ::: \
+parallel --gnu -j"$threads" bash ./run_test.bash ::: \