Revert "(DOCSP-21828) Master branch changed from v3.0 to development branch for v10.0 (#112)" (#114)

This reverts commit 343b84c.

Author: zach-carr

snooty.toml

@@ -3,15 +3,25 @@ title = "MongoDB Spark Connector"
 
 intersphinx = ["https://www.mongodb.com/docs/manual/objects.inv"]
 
-toc_landing_pages = ["configuration"]
+toc_landing_pages = ["/java-api", "/python-api", "/scala-api", "/r-api"]
 
 [constants]
-current-version = "10.0.0"
-spark-core-version = "3.0.1"
-spark-sql-version = "3.0.1"
+current-version = "3.0.2"
+spark-core-version = "3.0.2"
+spark-sql-version = "3.0.2"
 scala-version = "2.12"
 scala-version-full = "2.12.13"
 
 [substitutions]
 copy = "unicode:: U+000A9"
 ent-build = "MongoDB Enterprise"
+
+[[banners]]
+targets = ["*"]
+variant = "info"
+value = """\
+    MongoDB Connector for Spark comes in two standalone series: version \
+    3.x and earlier, and version 10.x and later. \
+    Use the latest 10.x series of the Connector to take advantage of \
+    native integration with Spark features like Structured Streaming.
+    """