Plane: fixed non-terrain landing
Plane: prevent set_target_altitude_proportion() past dest waypoint

otherwise we could start climbing again on land
AP_Mission: fixed example sketch
GCS_MAVLink: merged latest upstream common.xml
GCS_MAVLink: regenerated MAVLink headers
Baro_BMP085: init members to resolve compiler warnings
AC_WPNav: init members to resolve compiler warnings
AHRS_DCM: init members to resolve compiler warnings
GPSGlitch: init members to resolve compiler warnings
INS_HIL: init members to resolve compiler warnings
AC_MotorsHeli: init member to resolve compiler warning
Mount: init members to resolve compiler warnings
Mount: correct comment on set_mode_to_default time
Notify: add break to resolve compiler warning
ServoRelayEvents: init members to resolve compiler warning
Git: ignore terrain data files
Copter: ACRO add expo

adds 30% expo to roll and pitch
Copter: ACRO Error calculation fix
Copter: AC_ATT correct yaw error calculation
INS: add accessor for mpu6k filter