Easyling Changelog - v653

New features:

1415 feature backend Serve favicons on Dashboard with extended cache headers
1410 feature backend XML-compatible handling of namespaces in SVG

Fixes:

1413 fix Dashboard 2.0 Analysis card prepared for partial crawl data
1411 fix Dashboard 2.0 Crawl list fixed for crawls created before 2014.06.
1419 fix backend send only one email after scans
1426 fix backend Cache Export considers cleared state
1422 fix backend more robust indexing of extremely long file paths
1416 fix backend Use newer Chrome User-Agent header during crawl
1428 fix backend Occasional concurrency issue causing single skipped URLs