Can't run lumo if current user doesn't have a home directory (i.e. using Docker)

[devurbandictionary]

We didn't have a home dir for a user we created on a Docker system. Seems like a normalish use-case so you should probably handle when the home dir doesn't exist and continue anyways.

$ lumo
Lumo 1.7.0
ClojureScript 1.9.908
Node.js v8.4.0
 Docs: (doc function-name-here)
       (find-doc "part-of-name-here")
 Source: (source function-name-here)
 Exit: Control+D or :cljs/quit or exit

cljs.user=> events.js:182
      throw er; // Unhandled 'error' event
      ^

Error: ENOENT: no such file or directory, open '/home/pptruser/.lumo_history'