------ * Add defult log file-handler support using an environment variable TESTSTEP_LOG_PATH. When this environment variable is defined. It will check if the path exists, if yes, logs will be automatically saved in the defined directory, if not, do nothing.
0.9.0
------ * Fix issue 30: Fix the .py type testbed config file import problem.
0.8.9
------ * Fix issue 28: Change the environment variable TESTBED_CONFIG_PATH to TESTSUITE_CONFIG_PATH to avoid concept confusion.
0.8.8
------ * Fix 27: Environment variable TESTBED_CONFIG_PATH support. Now the scripts could use the same test bed configuration file, but the tester can place the file into different folders for different purpose. When running the test, the config file under the path indicated by TESTBED_CONFIG_PATH will be used.
0.8.6
------ * Fix 24: relative path handling in yaml_testbed function. Now it will check the path relative to the cwd(), if not exists, it will try to get the file relative to the parent file location.
0.8.3
------ * Fix 25: default test bed file support. Now you can invoke init_testbed() without parameters. In this case, it will automatically load the .yaml file with the same base name of the script file.