Called for a mandatory upgrade.
adjusted the long term block reward in the hopes of attaining some sort of sense of parity between POW and POS.
Enabled auto checkpointing
Enabled alerts
On May 7th I called for and released the update, and activated auto checkpointing in the new 1.2.2.3 wallets which are running network protocol version 60016 but accept connections from the earlier network protocol version 60014.
The forceupdate version was released on 5/14.
On May 13th, block 20001 was mined, and all the clients hadn't updated yet.