Log Message:
Re-import mdds0.12-0.12.1 as devel/mdds0.12 in preparation for mdds
update to 1.0.

Multi-Dimensional Data Structure (mdds)

A collection of multi-dimensional data structure and indexing algorithm.

It implements the following data structure:

    * flat segment tree
    * segment tree
    * rectangle set

This package contains the 0.12 branch of mdds.