=== Ruby posix_mq 2.4.0 / 2017-03-20 19:43 UTC

  Most notably there are some FreeBSD fixes.  There are also
  some minor internal cleanups and doc updates.

  7 changes since 2.3.0 (2016-02-02):

        doc: remove private email address
        doc: update bogomips.org URLs to HTTPS
        set correct condition for setting id_autoclose
        test_posix_mq: get tests passing under FreeBSD 10.3
        TypedData C-API conversion
        freeze internal objects
        build: remove build-time olddoc dependency