* scatter_multi.ncl: give unique colors

Signed-off-by: Yakkala Yagnesh Raghava <hi@yagnesh.org>
* scatter_multi.ncl: remove land point stuff

Signed-off-by: Yakkala Yagnesh Raghava <hi@yagnesh.org>
* area_avg_wind_profile.ncl: land points

Signed-off-by: Yakkala Yagnesh Raghava <hi@yagnesh.org>