* Avi Networks Ansible modules.
Avi Version: 16.3.4
* Fixed Review comments
1. Changed description to be full sentences
2. Fixed Pep8 warnings.
3. Fixed comments and descriptions.
* 1. Fixed descriptions and messages as per review comments.
2. Added descriptions for the missing parameters.
* Fixed the shippable break due to the incorrect description format
* Removed the extra modules so that there is a single module for the first commit
* Updated license to BSD based on review comments
* updated comments based on review feedback
* Refactored code to handle POST and PUT scenarios where playbook does not need to check whether object is present.
Moved ansible helper utilities to module_utils as now roles can be patched with module_utils as well.
* fixed pep8 warnings
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