add temporal grass and link to old video, update release
add temporal grass and link to old video, update release

ncsu-osgeorel/foss-for-geospatial-analysis,ncsu-osgeorel/foss-for-geospatial-analysis,ncsu-osgeorel/foss-for-geospatial-analysis,ncsu-osgeorel/foss-for-geospatial-analysis