Reduce object creation in ToStringBuilder. Applied the patch in spirit but not in detail since I used
"BooleanUtils.toBooleanObject(fullDetail)" instead of "fullDetail ? Boolean.TRUE : Boolean.FALSE"
to reduce code duplication.
git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/lang/trunk@137372 13f79535-47bb-0310-9956-ffa450edef68