I'm don't sure how to describe it, but seem like buttons do not respond to mouse click. They are changing state (i.e. "down", "up", "hover") but nothing happens.
Huh, interesting. Thanks for the report - I'll look into this shortly.
So I can't immediately reproduce this. Some more detailed questions:
It is strange, but now i could not reproduce issue too.
It was reproduced in windowed mode, with java 1.7.0_71, mac mini late 2012.