Added ability to pull all workload using get_all=True param
What's Changed
* Feature/rc8 by atav928 in https://github.com/atav928/aquasec-api/pull/15
* updates to readme by atav928 in https://github.com/atav928/aquasec-api/pull/17
* added ability to get_all items from by atav928 in https://github.com/atav928/aquasec-api/pull/18
**Full Changelog**: https://github.com/atav928/aquasec-api/compare/v0.0.1rc8...v0.0.2a2