OP-1515 - Attitude module was not reading all gyro/accel fifo items causing it to lag behind by at least a sample
Revert "Merge remote-tracking branch 'origin/amorale/OP-1515_fix_attitude_fifo' into next"

This reverts commit 316f7fcf026d912484827a2de2dae3000979f327, reversing
changes made to cfa0ef4671829f7834fa83d390cee80858ba1919.
Merge remote-tracking branch 'origin/amorale/OP-1515_fix_attitude_fifo_fixed' into next
Uncrustify/clean commented code