prepare for releasing v3.1.0

Author: rohanshah18

CHANGELOG.md

@@ -2,6 +2,9 @@
 
 [comment]: <> (When bumping [pc:VERSION_LATEST_RELEASE] create a new entry below)
 ### Unreleased version
+### 3.1.0
+- Add support to pass base url for control and data plane operations
+
 ### 3.0.0
 - Add support for imports
   - start import

gradle.properties

@@ -1 +1 @@
-pineconeClientVersion = 3.0.0
+pineconeClientVersion = 3.1.0

src/main/java/io/pinecone/commons/Constants.java

@@ -1,5 +1,5 @@
 package io.pinecone.commons;
 
 public class Constants {
-    public static final String pineconeClientVersion = "v3.0.0";
+    public static final String pineconeClientVersion = "v3.1.0";
 }