add <developers> to release via Sonatype repository

Author: KengoTODA

pom.xml

@@ -20,6 +20,13 @@
 		<developerConnection>scm:git:git@github.com:eller86/java-diff-utils.git</developerConnection>
 		<url>git@github.com:eller86/java-diff-utils.git</url>
 	</scm>
+	<developers>
+		<developer>
+			<id>eller86</id>
+			<name>Kengo TODA</name>
+			<url>http://skypencil.jp/</url>
+		</developer>
+	</developers>
 	<licenses>
 		<license>
 			<name>The Apache Software License, Version 2.0</name>