Messaging app MessageMe, which was recently blocked from accessing Facebook’s social graph, has announced that it has hit 1 million users and is sending 500 notifications per second. It has also raised $1.9 million of seed funding from True Ventures, First Round Capital, Google Ventures, SVAngel, Resolut.vc, Andreessen Horowitz, Greylock Partners, and Social+Capital Partnership. [Source: MessageMe]