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SODLS, Self-Orthogonal Diagonal Latin Squares

Release Description
*******************
Makes self-orthogonal diagonal Latin squares, SODLS,
for all valid orders, (that is, not order 2, 3, or 6).

Input is an order, (one number), or an order range, 
(two numbers separated by white space).
Output files are in folder SODLS[_n].
Each file contains a SODLS followed by a magic square. 
The magic square, M, is made from the order N SODLS, Q,
and its transpose, as:

    M[row][col] = N x Q[row][col] + Q[col][row] + 1

See http://budshaw.ca/SODLS.html
    http://budshaw.ca/addenda/SODLSmethods.html
    http://budshaw.ca/addenda/SODLSnotes.html
    http://budshaw.ca/Download.html#sodls

Release Description
*******************
This release contains the source code and binary for Windows.

Changes:
********
2018-02-08: Performance improvements: miscellaneous code changes, faster output.
2018-11-23: Small performance improvement.
2018-12-20: Performance improvement. Another order 14 SODLS.
Source: readme.txt, updated 2018-12-20