Added ability for Haxfred to log links

Posts to http://haxfred.hax10m.com
Merge pull request #1 from haxiom/haxfred-(dev)

Added ability for Haxfred to log links
Haxfred ignores some links

Links to gists or haxfred.hax10m.com are now ignored by Haxfred
Merge pull request #2 from haxiom/haxfred-(dev)

Haxfred ignores some links