Updating uncrustify

CMake/External/External_Uncrustify.cmake

 #-----------------------------------------------------------------------------
 # Add External Project
 #-----------------------------------------------------------------------------
+
 include(imstkAddExternalProject)
 imstk_add_external_project( Uncrustify
   GIT_REPOSITORY https://github.com/uncrustify/uncrustify.git
-  GIT_TAG uncrustify-0.62
-  UPDATE_COMMAND ${SKIP_STEP_COMMAND}
-  CONFIGURE_COMMAND <SOURCE_DIR>/configure --prefix=<BINARY_DIR> #TODO: does not work on Windows, see --host= option
-  INSTALL_COMMAND cp <BINARY_DIR>/src/uncrustify ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
+  GIT_TAG uncrustify-0.64
+  INSTALL_COMMAND ${SKIP_STEP_COMMAND}
+  CMAKE_ARGS
   RELATIVE_INCLUDE_PATH ""
   DEPENDENCIES ""
   #VERBOSE