* Added redis_set module
Added redis_set module and unit tests for the new module.
Applied suggested changes and removed redis_del in favor of state
option.
Also added redis utility class that handles connection.
* Typos, added version and BOTMETA
* Fixed import error checking
* Fixed Unit tests
* Docfix and return consistency
* Added Check Mode
* Update plugins/modules/database/misc/redis_data.py
Co-authored-by: Felix Fontein <felix@fontein.de>
Co-authored-by: Felix Fontein <felix@fontein.de>
