Merge pull request #4 from nicholas-ys-tan/issue3

COMPAT: shade kwarg in seaborn deprecated in favour of fill

docs/plot_references/plot_reference.rst

@@ -255,7 +255,7 @@ geometry.
     :context: close-figs
 
     ax = gplt.polyplot(boroughs, projection=gcrs.AlbersEqualArea(), zorder=1)
-    gplt.kdeplot(collisions, cmap='Reds', shade=True, clip=boroughs, ax=ax)
+    gplt.kdeplot(collisions, cmap='Reds', fill=True, clip=boroughs, ax=ax)
 
 Additional keyword arguments that are not part of the ``geoplot`` API are passed to
 `the underlying seaborn.kdeplot instance <https://seaborn.pydata.org/generated/seaborn.kdeplot.html#seaborn.kdeplot>`_.
@@ -266,7 +266,7 @@ lowest (basal) layer of the kernel density estimate.
     :context: close-figs
 
     ax = gplt.polyplot(boroughs, projection=gcrs.AlbersEqualArea(), zorder=1)
-    gplt.kdeplot(collisions, cmap='Reds', shade=True, thresh=0.05,
+    gplt.kdeplot(collisions, cmap='Reds', fill=True, thresh=0.05,
                  clip=boroughs, ax=ax)
 
 Cartogram

examples/plot_boston_airbnb_kde.py

@@ -20,7 +20,7 @@
 
 ax = gplt.kdeplot(
     boston_airbnb_listings, cmap='viridis', projection=gcrs.WebMercator(), figsize=(12, 12),
-    shade=True
+    fill=True
 )
 gplt.pointplot(boston_airbnb_listings, s=1, color='black', ax=ax)
 gplt.webmap(boston_airbnb_listings, ax=ax)

examples/plot_nyc_collision_factors.py

@@ -28,7 +28,7 @@
     ],
     cmap='Reds',
     projection=proj,
-    shade=True, thresh=0.05,
+    fill=True, thresh=0.05,
     clip=nyc_boroughs.geometry,
     ax=ax1
 )
@@ -41,7 +41,7 @@
     ],
     cmap='Reds',
     projection=proj,
-    shade=True, thresh=0.05,
+    fill=True, thresh=0.05,
     clip=nyc_boroughs.geometry,
     ax=ax2
 )