parallel_for_blocked()

rules as I recently added to the structural_svm_problem_threaded object.

when using the optimization tools.

were assigned to each other.

optimizer noticeably faster in some cases.

overhead.

things really needed by makedocs.  Things needed by makerel are now in their
own check.  Also switched to unix2dos instead of unsing flip since unix2dos is
more common.

--HG--
rename : docs/testenv => docs/testenv_rel

job.  This should give better overall CPU utilization than the previous smaller
job sizes.

LAPACK.

than returning them unmodified.

from 0 to 1.

Also added the orthogonalize() function.

to get the Q matrix by reference rather than by value.