rfc-read-1.0.0-bp160.1.9

- Update to 1.0.0:
  * Change the default cache directory location from ~/.RFCs to ~/.cache/RFCs.
  Files are automatically migrated if needed.
  * Respect $XDG_CACHE_HOME: if it’s set and $RFC_DIR is not, use
  $XDG_CACHE_HOME/RFCs (#21)
  * Fix the version shown by --version
  * Remove the update command which has been deprecated in v0.2.6
  * Fix most shellcheck warnings in the code
  * Show the default and current cache directories in the help text
  * Document --debug in the manpage
  * Add exit codes in the manpage

- Initial package of rfc-read 0.2.6 for openSUSE