[UIMA-4053] add remove method to PositiveIntSet and its underlying classes

git-svn-id: https://svn.apache.org/repos/asf/uima/uimaj/trunk@1630987 13f79535-47bb-0310-9956-ffa450edef68
[UIMA-3969] minor changes - mark things that are overrides, and factor out one thing.

git-svn-id: https://svn.apache.org/repos/asf/uima/uimaj/trunk@1630988 13f79535-47bb-0310-9956-ffa450edef68
[UIMA-3969] fix small bug in edge case

git-svn-id: https://svn.apache.org/repos/asf/uima/uimaj/trunk@1630989 13f79535-47bb-0310-9956-ffa450edef68
[UIMA-3969] mark a few things final, and add loop checking to anyListToOutput

git-svn-id: https://svn.apache.org/repos/asf/uima/uimaj/trunk@1630991 13f79535-47bb-0310-9956-ffa450edef68
[UIMA-3969] support dynamic embedding for Json serialization. 

git-svn-id: https://svn.apache.org/repos/asf/uima/uimaj/trunk@1630992 13f79535-47bb-0310-9956-ffa450edef68
[UIMA-3969] support dynamic embedding for Json serialization.  Update tests

git-svn-id: https://svn.apache.org/repos/asf/uima/uimaj/trunk@1630993 13f79535-47bb-0310-9956-ffa450edef68
[UIMA-3969] update the documentation chapter to describe what is now implemented

git-svn-id: https://svn.apache.org/repos/asf/uima/uimaj/trunk@1630995 13f79535-47bb-0310-9956-ffa450edef68