Enhance vCon party management and documentation#55

howethomas merged 1 commit intomainvcon-dev/vcon-lib:mainfrom

54-inconsistent-mutability-of-returned-objects-vcondialog-vs-vconpartiesvcon-dev/vcon-lib:54-inconsistent-mutability-of-returned-objects-vcondialog-vs-vconpartiesCopy head branch name to clipboard