* move set_module_args to units.modules.utils
* unit tests: reuse set_module_args
* unit tests: mock exit/fail_json in module.utils.ModuleTestCase
* unit tests: use module.utils.ModuleTestCase
* unit tests: fix 'import shadowed by loop variable'
Module allows you to wait for a bigip device to be
"ready" for configuration. This module will wait for things like
the device coming online as well as the REST API and MCPD being
ready.
If all of the above is not online and ready, then no configuration
will be able to be made.