Restore terrain height and flying adjustments that were eliminated from non-megaregion paths in ScenePresence.MoveToTarget() by recent patch bc969a6b
Restore terrain height and flying adjustments that were eliminated from non-megaregion paths in ScenePresence.MoveToTarget() by recent patch bc969a6b

ft-/arribasim-dev-tests,OpenSimian/opensimulator,BogusCurry/arribasim-dev,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,M-O-S-E-S/opensim,Michelle-Argus/ArribasimExtract,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,ft-/arribasim-dev-tests,BogusCurry/arribasim-dev,M-O-S-E-S/opensim,BogusCurry/arribasim-dev,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,TomDataworks/opensim,Michelle-Argus/ArribasimExtract,QuillLittlefeather/opensim-1,OpenSimian/opensimulator,ft-/arribasim-dev-extras,ft-/arribasim-dev-tests,QuillLittlefeather/opensim-1,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,RavenB/opensim,RavenB/opensim,QuillLittlefeather/opensim-1,ft-/arribasim-dev-tests,Michelle-Argus/ArribasimExtract,ft-/arribasim-dev-tests,RavenB/opensim,BogusCurry/arribasim-dev,OpenSimian/opensimulator,RavenB/opensim,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,TomDataworks/opensim,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,OpenSimian/opensimulator,RavenB/opensim,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,RavenB/opensim,QuillLittlefeather/opensim-1,OpenSimian/opensimulator,BogusCurry/arribasim-dev,QuillLittlefeather/opensim-1,Michelle-Argus/ArribasimExtract,M-O-S-E-S/opensim,BogusCurry/arribasim-dev,M-O-S-E-S/opensim,RavenB/opensim,OpenSimian/opensimulator,ft-/arribasim-dev-extras,OpenSimian/opensimulator,M-O-S-E-S/opensim,M-O-S-E-S/opensim,TomDataworks/opensim,Michelle-Argus/ArribasimExtract,ft-/arribasim-dev-tests,ft-/arribasim-dev-extras,TomDataworks/opensim,M-O-S-E-S/opensim,TomDataworks/opensim,TomDataworks/opensim,ft-/arribasim-dev-extras,TomDataworks/opensim,QuillLittlefeather/opensim-1,ft-/arribasim-dev-extras,Michelle-Argus/ArribasimExtract,QuillLittlefeather/opensim-1,ft-/arribasim-dev-extras