added sav_density_raster which populates rasters (veg) using much more local approach.

Roll back util directory.

Added documentation, corrected incorrectly nested loop code.

Author: Eli

schimpy/convert_linestrings.py

@@ -6,7 +6,7 @@
 from schimpy.schism_linestring import read_linestrings, write_linestrings
 from schimpy.prepare_schism import get_structures_from_yaml
 from schimpy.schism_setup import check_and_suggest
-from schimpy.util.yaml_load import yaml_from_file
+from schimpy.yaml_util import yaml_from_file
 from shapely.geometry import LineString, mapping
 import click
 import geopandas as gpd

schimpy/prepare_schism.py

@@ -11,7 +11,7 @@
 from schimpy import schism_yaml
 from schimpy import station as station_mod
 from schimpy.create_vgrid_lsc2 import vgrid_gen
-from schimpy.util.yaml_load import yaml_from_file
+from schimpy.yaml_util import yaml_from_file
 from schimpy.mesh_volume_tvd import (
     refine_volume_tvd,
     ShorelineOptions,