[mona/f19] (2 commits) ...Build with -DNDEBUG to disable assertions.

[Jerry James]

Summary of changes:

  be8a38d... Update to 1.4-14. Make "guide", which is undefined on purpo (*)
  cfa953f... Build with -DNDEBUG to disable assertions. (*)

(*) This commit already existed in another branch; no separate mail sent