add new array of gas traces and add source for rtc request

matlab/tests_matlab.m

@@ -5,7 +5,7 @@ try
    which interpos
    which interpos_nan
    ls /home/sauter/interpos/matlab
-   uname -a
+   !uname -a
    passed = true
    %passed = run_gdat_tests(test_case); % call to your test script here, with optional test_case input
    exit_code = int32(~passed); % convert to bash shell convention