From Facebook Developer Wiki

r82835 | ookelola | 2008-02-12 23:30:32 -0800 (Tue, 12 Feb 2008) | 19 lines

• Slight changes to notifications.sendEmail, friends.areFriends and other functions that take in a comma separated list of ids as an array of users. Should be harmless

r82959 | marcel | 2008-02-13 14:46:36 -0800 (Wed, 13 Feb 2008) | 27 lines

• bug 363 FBJS JSON size limits

r83554 | ari | 2008-02-18 13:50:09 -0800 (Mon, 18 Feb 2008) | 18 lines

• completely deleting actor_id parameter from feed.publishTemplatizedAction. now passing that parameter will have no effect. if you haven't updated your code, do it ASAP or you will start publishing stories with the wrong actor.

r83678 | mvernal | 2008-02-19 14:25:26 -0800 (Tue, 19 Feb 2008) | 28 lines

• Adds support for querying for 'profile_url' via both the users.getInfo API as well as FQL calls to the users table.

r83781 | ari | 2008-02-19 19:11:06 -0800 (Tue, 19 Feb 2008) | 25 lines

• enable uid="actor" on fb:pronoun for feed stories so that you can more easily aggregate them. e.g. {actor} updated <fb:pronoun uid="actor" possessive="true" useyou="false"/> status.
• bug 646