build: use version-only tag names in maven release plugin

Author: paodb

pom.xml

@@ -167,6 +167,9 @@
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-release-plugin</artifactId>
 					<version>2.5.3</version>
+					<configuration>
+						<tagNameFormat>@{project.version}</tagNameFormat>
+					</configuration>
 				</plugin>
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>