Version 1.3.7 is a bug fix release.

Critical Bugfixes:
    * Segfault on startup (mostly *BSD)
    * Segfault on shutdown

Minor Bugfixes:
    * _NET_REQUEST_FRAME_EXTENTS
    * working autorepeat keys
    * working vertical rotated Tabs and Toolbar

End User unrelated:
    * Code refactoring and cleanup, assisted by Coverity and
      clang static code analysis