[maven-release-plugin] prepare release release-2.1.0

pom.xml

-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
 
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>com.gitblit.iciql</groupId>
     <artifactId>iciql</artifactId>
-    <version>2.1.0-SNAPSHOT</version>
+    <version>2.1.0</version>
     <name>Iciql</name>
     <description>a model-based database access wrapper for JDBC</description>
     <url>http://iciql.com</url>
         <connection>scm:git:git://github.com/gitblit/iciql.git</connection>
         <developerConnection>scm:git:https://github.com/gitblit/iciql.git</developerConnection>
         <url>https://github.com/gitblit/iciql</url>
-        <tag>HEAD</tag>
+        <tag>release-2.1.0</tag>
     </scm>
 
     <developers>
                     <classpathScope>test</classpathScope>
                     <arguments>
                         <argument>-classpath</argument>
-                        <classpath/>
+                        <classpath />
                         <argument>com.iciql.test.IciqlSuite</argument>
                     </arguments>
                 </configuration>