autopurge all read items which are not starred if there are more than 1000
autopurge all read items which are not starred if there are more than 1000
move autopurge to itembl
deleted old code that i forgot to delete
improved and cleaned up js unittests
Improve feedfetcher discoverFavicon()

Using Xpath is more reliable than a regular expression for retrieving
the correct link href and we need to ensure that local references are
dealt with correctly.
fixes mappers by using the correct status condition
Merge pull request #40 from jerrykan/favicon

Improve feedfetcher discoverFavicon()