#6 smooth transect. smoothing is performed in a circular area.
#6 solve conflict
#6 modify according to Anton's comment on 6f25fe1
#6 create a mask outside of loop
minor things in Nansat
#6 move pilinCoord out of loop; fix bug in clipping pilinCoord
#6 merging issue6 into develop
Merge remote-tracking branch 'origin/develop' into develop