up and then tear down each conversion spec's evaluation tree upon an
invokation of the GetName method.

I fixed a leak destructing DebugStreams that has been there since 2004.

I added various of the unit test codes in src/common/utility to common's
CMakeList.txt so that they get compiled by default.

I added a new 'unit' class of tests and added the unit tests from
src/common/utility there.

I removed mdserver/main/testmds.C as whatever testing that afforded is
fully subsumbed by VisIt's normal testing.

I fixed a cut-n-paste error in top level CMakeLists.txt where include
paths for several dirs in src/common were incorrect.


git-svn-id: http://visit.ilight.com/svn/visit/trunk/src@13476 18c085ea-50e0-402c-830e-de6fd14e8384