Improvements in docs.

README.md

@@ -292,10 +292,14 @@ Learn more: [GeoTools Support](https://github.com/JetBrains/lets-plot-kotlin/blo
   `scaleColorGradientN()` and `scaleFillGradientN()` functions.
 
   See: [example notebook](https://nbviewer.jupyter.org/github/JetBrains/lets-plot-kotlin/blob/master/docs/examples/jupyter-notebooks/f-3.3.0/scale_color_gradientn.ipynb).
-
-
-- Other improvements and fixes -
-  see [CHANGELOG.md](https://github.com/JetBrains/lets-plot-kotlin/blob/master/CHANGELOG.md#330---2022-06-27)
+
+- ### Deprecated API
+>
+>  **(!)** Potentially **breaking change**: deprecation level for all deprecated API raised to the **ERROR** level.
+>
+
+- ### Other improvements and fixes
+  See [CHANGELOG.md](https://github.com/JetBrains/lets-plot-kotlin/blob/master/CHANGELOG.md#330---2022-06-27)
   for details.
 
 <a id="change_log"></a>

RELEASE.md

@@ -8,6 +8,8 @@
 
 - remove _"-alphaN"_ qualifier for the 'version' property.
 
+> Also, update the artifacts' version in [README_DEV.md](README_DEV.md).
+
 ##### 3. Build and release JVM artifacts to Maven Central
 
 a) Upload to the Nexus staging repository:
@@ -107,7 +109,6 @@ git tag v1.2.3demos1 && git push --tags
 
 In [docs/README.md](docs/README.md) update the Binder link with new "demo" tag (above).
 
-
 ### Add the GitHub release:
 
  * Open the link: https://github.com/JetBrains/lets-plot-kotlin/releases/new

docs/README.md

@@ -4,7 +4,7 @@ https://github.com/JetBrains/lets-plot-kotlin/blob/master/docs/examples.md
 
 ### Explore example notebooks in Binder:
 
-https://mybinder.org/v2/gh/JetBrains/lets-plot-kotlin/v3.2.0demos1?filepath=docs/examples/jupyter-notebooks/
+https://mybinder.org/v2/gh/JetBrains/lets-plot-kotlin/v3.3.0demos1?filepath=docs/examples/jupyter-notebooks/
 
 ### Browse Lets-Plot Kotlin API: