Remove data dir, moving config.yml.dist and template.html.dist to conf.
Add a simple shrtn_setup utility.
Add shrtn_regenerate utility.
Add placeholder 'db' and 'rsync_path' entries to conf/config.yml.dist.
Update shrtn with support for remote usage via rsync_path.
Update README with shrtn_setup and rsync_path changes.
Fix minor error in README.md.
Change Utils::get_shortcode to use uc md5_hex instead of md5_base64.
Add --force option to shrtn, for updating an existing mapping.
Update Utils::shortcode_available collision error to cite --force option.
Add DevNotes to .gitignore.