[overlord-issues] [JBoss JIRA] (RTGOV-217) Document derived active collections in active collection source

Document derived active collections in active collection source --------------------------------------------------------------- Key: RTGOV-217 URL: https://issues.jboss.org/browse/RTGOV-217 Project: RTGov (Run Time Governance) Issue Type: Task Components: Documentation Reporter: Gary Brown Assignee: Gary Brown Priority: Minor Fix For: 1.0.0.Final Document about derived active collections within the active collection source, as well as the 'active' property (default true), which can be used to derive content on request/demand, rather than based on active notifications - e.g. in cases where the predicate is based on changing details.