End of January - Redesigned Mac Mini
The Mini is overdue for an upgrade. Apple will remove the power supply to shrink the size, and add TB2 and HDMI 2.0. Apple will continue to restrict it to non-upgradable, integrated graphics to protect the similarly-non-upgradable 21" iMac.
February - MacBook Pro and iMac upgrade
Relatively small spec bump, allowing for TB2 on the iMac, and HDMI 2.0.
iMac gets a high-end 4K-display option.
March - iWork...