Ignore teem external.
Merge remote-tracking branch 'origin/master' into teemExternal
Add Teem external project to CMake build. Minor corrections to external project settings in zlib, which is required by teem for compressed nrrds.
Enable code ported from SCIRun 4 that depends on Teem.
Add zlib to build to enable nrrd gz compression.
Windows build fixes. Create library link depedency chain.
Fix debug postfix problem. Cache library paths used by other modules for safety.
Merge remote-tracking branch 'origin/master' into teemExternal
Switch to teem master branch.