Jason Tedor e3b8dc7121 Forbid changing thread pool types
This commit forbids the changing of thread pool types for any thread
pool. The motivation here is that these are expert settings with
little practical advantage.

Closes #14294, relates #2509, relates #2858, relates #5152
2015-11-02 20:52:48 -05:00
..
2015-09-21 14:32:22 -04:00
2015-06-29 10:15:27 +02:00
2014-03-07 14:24:58 +01:00
2015-10-26 16:49:05 -04:00
2014-09-24 20:50:30 +02:00