casa-mp-base

InsightToolkit{,312,314}: removed in favor of InsightToolkit-devel

The last ITK 3.x release 3.20 is out in 2010, and 4.x have been there
for almost 8 years. I see no reason to keep 3.x around.

Closes: https://trac.macports.org/ticket/23772
Closes: https://trac.macports.org/ticket/26373
Closes: https://trac.macports.org/ticket/33857
Closes: https://trac.macports.org/ticket/37894
Closes: https://trac.macports.org/ticket/42973
Closes: https://trac.macports.org/ticket/45634
Closes: https://trac.macports.org/ticket/45670
Ref: https://trac.macports.org/ticket/47691