Replay: add constraint on EKF4 data packet values
Plane: fixed LOITER_TURNS counter for counter-clockwise loiter

thanks to Iskess for finding this bug!
Copter: add EKF to Ch7/Ch8 Opt parameter description
HAL_PX4: read from FRAM in 128 byte chunks

this fixes FRAM read on Roberts Pixhawk. We don't know why yet.
Copter: update release notes for AC3.1.4-rc1
Merge branch 'master' of git://github.com/diydrones/ardupilot into master_diydrones2
Merge branch 'master_diydrones2' into quanton_wip
Revert "HAL_PX4: read from FRAM in 128 byte chunks"

This reverts commit a92366c4552851719cbdd0e5a92789f99f8bda6d.

This commit may be associated with FRAM corruption on Pixhawk. Revert
until we understand why
HAL_PX4: read from FRAM in 128 byte chunks (2nd try)

this time without the amazingly silly bug
bring quanton target in-line with current PX4 codebase.    it now compiles.
Merge branch 'master' of git://github.com/diydrones/ardupilot into master_diydrones2
Merge branch 'master_diydrones2' into quanton_wip