Merge pull request #245 from zenoss/feature/ZEN-9726

Fixes ZEN-9726.  Adds support for payload encryption
Fix for ZEn-15044
fixes ZEN-11030
Merge pull request #247 from zenoss/feature/ZEN-11030

fixes ZEN-11030
Merge pull request #246 from ssvsergeyev/develop

Fix for ZEn-15044
Updates ZEN-9726