message: ENH: save the axom version components as integers
  Save the axom version components, i.e., AXOM_VERSION_MAJOR,
  AXOM_VERSION_MINOR and AXOM_VERSION_PATCH as integers instead
  of strings. This makes it so code can easily use this information
  to do comparisons.
diff: /*
  * Axom Version Information
  */
  -#define AXOM_VERSION_MAJOR "@AXOM_VERSION_MAJOR@"
  -#define AXOM_VERSION_MINOR "@AXOM_VERSION_MINOR@"
  -#define AXOM_VERSION_PATCH "@AXOM_VERSION_PATCH@"
  +#define AXOM_VERSION_MAJOR @AXOM_VERSION_MAJOR@
  +#define AXOM_VERSION_MINOR @AXOM_VERSION_MINOR@
  +#define AXOM_VERSION_PATCH @AXOM_VERSION_PATCH@
  #define AXOM_VERSION_FULL "@AXOM_VERSION_FULL@"
  #cmakedefine AXOM_VERSION_EXTRA "@AXOM_VERSION_EXTRA@"
  