* Put all avt examples in ‘avtexamples’ subfolder of tools (Visual Studio-ism).
* Fix compile error for exodus reader.
* Add option for turning off  building of diagnostics and avtexamples.
* Fix 32-bit compile error where ‘unsigned int’ and ‘size_t’ have same size (resulting in overloaded functions not being able to be resolved).


git-svn-id: http://visit.ilight.com/svn/visit/trunk/src@25280 18c085ea-50e0-402c-830e-de6fd14e8384