Bug 1046500 - Make FeedParser tests into xpcshell tests. r=mak, a=test-only

--HG--
rename : toolkit/components/feeds/test/shell.js => toolkit/components/feeds/test/test_xml.js
Backed out changeset 586ec2ee45d7 (bug 957513) for breaking the web. a=sledru
Bug 1048941 - Make all empty view images 90x90dp. r=lucasr, a=sledru
Bug 1045163 - Remove delay before updating existing tables on disk. r=gcp, a=sledru
Bug 1050598 - Fix proxy_over_tls pref. r=hurley, a=sledru
Bug 1042479 - Accept the OIW sha1WithRSASignature OID. r=keeler, a=sledru