remove debugging output from travis

.travis.yml

@@ -37,11 +37,9 @@ script:
     - "export DISPLAY=:99.0"
     - "sh -e /etc/init.d/xvfb start"
     - if [[ "$CPP_TESTS" = true ]]; then time ./test; export TEST_ERROR_CODE=$?; ./utils/travis/exit_wrapper.sh $TEST_ERROR_CODE; fi
-    - echo $TEST_ERROR_CODE
     - if [[ "$WML_TESTS" = true ]]; then time ./run_wml_tests -v -t "$WML_TEST_TIME"; fi
 after_failure:
     - if [ -f "errors.log" ]; then echo -e "\n*** \n*\n* Errors reported in wml unit tests, here is errors.log...\n*\n*** \n"; cat errors.log; fi
-    - echo "$TEST_ERROR_CODE"
     - if [ "$TEST_ERROR_CODE" = 200 ]; then echo -e "\n***\n*\n* Encountered a segfault in the c++ unit test executable, attempting to get a backtrace in the remaining time...\n*\n***\n"; fi
     - if [ "$TEST_ERROR_CODE" = 200 ]; then time sudo apt-get install -qq gdb; fi
     - if [ "$TEST_ERROR_CODE" = 200 ]; then time gdb -q -batch -ex start -ex continue -ex bt -ex quit --args ./test; fi