only change angles based on NA labels if length(angles) > 1 b/c it adds extra angles
only change angles based on NA labels if length(angles) > 1 b/c it adds extra angles

dpattermann-usgs/gsplot,jread-usgs/gsplot,lindsaycarr/gsplot,jread-usgs/gsplot,jiwalker-usgs/gsplot,dpattermann-usgs/gsplot,ldecicco-USGS/gsplot,thongsav-usgs/gsplot,aappling-usgs/gsplot,jiwalker-usgs/gsplot,USGS-R/gsplot,lindsaycarr/gsplot,thongsav-usgs/gsplot,aappling-usgs/gsplot,ldecicco-USGS/gsplot