USCIS published an updated edition of Form N-300, Application to File Declaration of Intention. The new edition is dated 03/30/16. Starting 7/15/16, USCIS will only accept the 03/30/16 edition. Until then, you can use the 03/21/13 edition.
I just passed my interview .
3/11/2016: N-400 Mailed. (Friday)
3/14/2016: N-400 received as per FedEx. (Monday at 10:30am)
4/1/2016: Finger Printing Notice Received. (18 days after they received).
4/12/2016: Finger Printing Done (29 days after they received package).
4/18/2016: Got letter with the interview date (6 days after finger printing, 35 days after they receiving package)
5/23/2016: Interview date
5/23/2016: Interview done. And I was approved
WASHINGTON—U.S. Citizenship and Immigration Services (USCIS) will welcome more than 18,000 new citizens during more than 180 naturalization ceremonies from Sept. 16 to Sept. 23 in honor of Constitution Day and Citizenship Day.Museums, historic libraries, government landmarks and national park sites will provide the backdrop for this week-long celebration of citizenship and the achievements of our newest citizens.