Ensure layers can be sorted by creation time.
Ensure layers can be sorted by creation time.

raster-foundry/raster-foundry,raster-foundry/raster-foundry,azavea/raster-foundry,kdeloach/raster-foundry,azavea/raster-foundry,raster-foundry/raster-foundry,azavea/raster-foundry,aaronxsu/raster-foundry,azavea/raster-foundry,kdeloach/raster-foundry,kdeloach/raster-foundry,azavea/raster-foundry,kdeloach/raster-foundry,aaronxsu/raster-foundry,kdeloach/raster-foundry,aaronxsu/raster-foundry,aaronxsu/raster-foundry