Change in DefaultParameterDescriptor implementation: replace the minValue, maxValue and unit properties by a Range property.
The Range objects contain information about whether the bounds are inclusive or exclusive.
This change also simplify a little bit the DefaultParameterDescriptor implementation.


git-svn-id: https://svn.apache.org/repos/asf/sis/branches/JDK7@1573097 13f79535-47bb-0310-9956-ffa450edef68