[collections] toward 4.2

[Gary Gregory]

Hi All,

Does anyone want to fix some issues for 4.2? I am thinking of pushing out
an RC soon.

This is what we have so far:

  <release version="4.2" date="YYYY-MM-DD" description="New features">
    <action issue="COLLECTIONS-662" dev="chtompki" type="fix" due-to="Vamsi
Kavuri">
      Unit tests MapUtilsTest and ListIteratorWrapperTest no longer fail on
Java 9.
    </action>
    <action issue="COLLECTIONS-661" dev="kinow" type="fix">
      Intermittent test failures in Windows for HashSetValuedHashMap.
    </action>
    <action issue="COLLECTIONS-660" dev="kinow" type="fix">
      Uncomment test in AbstractMapTest regarding LRUMap equals.
    </action>
    <action issue="COLLECTIONS-658" dev="britter" type="add">
      Add Automatic-Module-Name MANIFEST entry for Java 9 compatibility.
    </action>
    <action issue="COLLECTIONS-656" dev="ggregory" type="fix">
      Fix site build on Java 8.
    </action>
    <action issue="COLLECTIONS-653" dev="kinow" type="fix">
      Update Javadoc to Build on Java 1.8.
    </action>
    <action issue="COLLECTIONS-606" dev="chtompki" type="fix" due-to="Vamsi
Kavuri">
      Build status, Coverage status and Maven central weren't in README.md
    </action>
    <action issue="COLLECTIONS-602" dev="kinow" type="update" due-to="John
Mark">
      Improve efficiency of DefaultedMap.get.
    </action>
    <action issue="COLLECTIONS-603" dev="kinow" type="update" due-to="Artem
Konovalov">
      Small improvements for generics, conditional statements, and warnings
suppressions.
    </action>
    <action issue="COLLECTIONS-655" dev="ggregory" type="update">
      Update platform from Java 6 to Java 7.
    </action>
    <action issue="COLLECTIONS-594" dev="ggregory" type="fix" due-to="Javen
O'Neal">
      Web site spelling error: MultiValuedMapeList.
    </action>
    <action issue="COLLECTIONS-597" dev="ggregory" type="fix"
due-to="Enrique">
       Correction of Javadoc for
org.apache.commons.collections4.functors.CatchAndRethrowClosure.
    </action>
    <action issue="COLLECTIONS-589" dev="ggregory" type="add" due-to="Gary
Gregory">
      Add null-safe MapUtils.size(Map&lt;?, ?>) method.
    </action>
    <action issue="COLLECTIONS-586" dev="ggregory" type="add"
due-to="Shailender Bathula, Gary Gregory">
      PatriciaTrie prefixMap clear throws NullPointerException.
    </action>
    <action issue="COLLECTIONS-654" dev="ggregory" type="add">
      Add class SortedProperties to sort keys.
    </action>
  </release>

Gary