add archiveLabelsForUrl(), crawledUrls(), crawledUrlsJS(), bigDiff(), and diffRuns(). This is mostly in support of runs.php which shows the most recent N websites that have been crawled with some info about how they changed (# of requsts, etc).
add archiveLabelsForUrl(), crawledUrls(), crawledUrlsJS(), bigDiff(), and diffRuns(). This is mostly in support of runs.php which shows the most recent N websites that have been crawled with some info about how they changed (# of requsts, etc).

git-svn-id: d5a8a4092b1c3eddbe100e0c5fc6446cfb12afd1@833 fc7d47d3-c008-acd5-f51f-d19787b8a02f

HTTPArchive/httparchive,paulcalvano/httparchive,paulcalvano/httparchive,HTTPArchive/httparchive