xmlsitemap 7.x-2.2

Changes since 7.x-2.1:

• #1968744 by Dave Reid: Fixed xmlsitemap.xmlsitemap.inc not always included due to incorrect use of module_load_all_includes().
• #2416983: Added new hook to xmlsitemap_hook_info().
• #2392579 by davexoxide, Dave Reid: Rebuild should skip excluded bundles.
• #2130189 by wojtha, ppound: Fixed broken pager on custom links admin listing.
• #2417027 by Dave Reid: Added support for updating links and rebuilding all links via a queue.
• Fixed dt() not used.
• #2417021 by Dave Reid: Fixed empty elapsed time in drush xmlsitemap-regenerate or xmlsitemap-rebuild.
• #2416983 by Dave Reid: Added hook_xmlsitemap_rebuild_clear().
• #2416897 by Dave Reid: Allow disabling output of lastmod, changefreq, and priority in elements.
• Make xmlsitemap_modal kinda work.
• Fixed missing translation on empty sitemap table.
• Fixed XMLSitemapWriter::writeElement() should check_plain() items by default.
• Removing CHANGELOG.txt