Upgrade to SI 5.3; fix SD Mongo deprecations

basic/pom.xml

@@ -4,7 +4,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.springframework.integration.samples</groupId>
   <artifactId>basic</artifactId>
-  <version>5.2.0.BUILD-SNAPSHOT</version>
+  <version>5.3.0.BUILD-SNAPSHOT</version>
   <url>https://projects.spring.io/spring-integration</url>
   <organization>
     <name>SpringIO</name>
@@ -18,12 +18,20 @@
     </license>
   </licenses>
   <developers>
+    <developer>
+      <id>abilan</id>
+      <name>Artem Bilan</name>
+      <email>abilan@pivotal.io</email>
+      <roles>
+        <role>project lead</role>
+      </roles>
+    </developer>
     <developer>
       <id>garyrussell</id>
       <name>Gary Russell</name>
       <email>grussell@pivotal.io</email>
       <roles>
-        <role>project lead</role>
+        <role>lead emeritus</role>
       </roles>
     </developer>
     <developer>
@@ -39,11 +47,6 @@
       <name>Gunnar Hillert</name>
       <email>ghillert@pivotal.io</email>
     </developer>
-    <developer>
-      <id>abilan</id>
-      <name>Artem Bilan</name>
-      <email>abilan@pivotal.io</email>
-    </developer>
   </developers>
   <scm>
     <connection>scm:git:scm:git:git://github.com/spring-projects/spring-integration-samples.git</connection>