Merge branch 'fix-eigen-checkout' into 'master'

COMP: Fix eigen checkout

Closes #119

See merge request !126

CMake/External/External_Eigen.cmake

@@ -4,7 +4,7 @@
 include(imstkAddExternalProject)
 imstk_add_external_project( Eigen
   GIT_REPOSITORY ${git_protocol}://github.com/RLovelett/eigen.git
-  GIT_TAG e81ac4502ebbfde43a1e1761b36853d3ead47c33
+  GIT_TAG 3.2.10
   CONFIGURE_COMMAND ${SKIP_STEP_COMMAND}
   BUILD_COMMAND ${SKIP_STEP_COMMAND}
   INSTALL_COMMAND ${SKIP_STEP_COMMAND}