Unable to use maven-database-plugin (Googlecode) - maven-plugin

Question

I have pretty much the same problem posted here, and tried out the things mentioned, but getting same error.
...
<repository>
<id>maven-db-plugin-repo</id>
<name>maven db plugin repository</name>
<url>http://maven-db-plugin.googlecode.com/svn/maven/repo</url>
<layout>default</layout>
</repository>
</repositories>
...
<pluginRepository>
<id>maven-db-plugin-repo</id>
<name>maven db plugin repository</name>
<url>http://maven-db-plugin.googlecode.com/svn/maven/repo</url>
<layout>default</layout>
</pluginRepository>
</pluginRepositories>
<dependencies>
<dependency>
<groupId>com.googlecode</groupId>
<artifactId>maven-db-plugin</artifactId>
<version>1.3</version>
<type>jar</type>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>sql-maven-plugin</artifactId>
<version>1.5</version>
<dependencies>
<dependency>
<groupId>postgresql</groupId>
<artifactId>postgresql</artifactId>
<version>9.1-901.jdbc4</version>
</dependency>
</dependencies>
<configuration>
<driver>org.postgresql.Driver</driver>
<url>${database.url}</url>
<username>${database.username}</username>
<password>${database.password}</password>
</configuration>
<executions>
<execution>
<id>create-schema</id>
<phase>install</phase>
<goals>
<goal>execute</goal>
</goals>
<configuration>
<autocommit>true</autocommit>
<!--<url>jdbc:postgresql://${database.server.host}:${database.server.port}:${database.name}</url>-->
<srcFiles>
<srcFile>src/main/sql/schema.sql</srcFile>
</srcFiles>
</configuration>
</execution>
My task is to insert seed data in DB. As I can't reply on top of that thread as per StackOverflow recommendations, I am posting this new question. Please help.
Thanks