Bump falkor to 1.4.3

Hello @dpup, 

Please review the following commits I made in branch 'vinny-bump-1.4.3'.

a41b171cb4cfb51f09cf3f11571339be8f344da3 (2014-05-23 11:09:23 -0700)
Bump falkor to 1.4.3

f517cf9d51a580ba36856141155f909e756f6861 (2014-05-23 11:09:15 -0700)
Fix URL in readme for repo URL

R=@dpup