Update the omap4xxx HWC to use the 1.0 interfaces

Switch to HWC_DEVICE_API_VERSION_1_0 and the corresponding
structures.

This change removes special-case handling for Panda, which was
using v0.2.  This will likely break the Panda display.

Change-Id: Id9ba6910ae2285d116f697bfa5af2c1f6b022ce0