adding dbclean for qa infrastructure

qa/dbclean/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/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <name>Activiti DB Clean</name>
+  <description>Activiti DB Clean</description>
+  <groupId>org.activiti</groupId>
+  <artifactId>activiti-dbclean</artifactId>
+
+  <packaging>pom</packaging>
+  <version>5.2-SNAPSHOT</version>
+
+  <dependencies>
+    <dependency>
+      <groupId>com.h2database</groupId>
+      <artifactId>h2</artifactId>
+      <version>1.2.132</version>
+    </dependency>
+    <dependency>
+      <groupId>com.oracle.jdbc</groupId>
+      <artifactId>ojdbc5</artifactId>
+      <version>11.2.0.1.0</version>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>mysql</groupId>
+      <artifactId>mysql-connector-java</artifactId>
+      <version>5.1.6</version>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>net.sourceforge.jtds</groupId>
+      <artifactId>jtds</artifactId>
+      <version>1.2.4</version>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.activiti</groupId>
+      <artifactId>activiti-engine</artifactId>
+      <version>${version}</version>
+    </dependency>
+    <dependency>
+      <groupId>org.activiti</groupId>
+      <artifactId>activiti-cycle</artifactId>
+      <version>${version}</version>
+    </dependency>
+  </dependencies>
+
+  <repositories>
+    <repository>
+      <id>alfresco</id>
+      <url>http://maven.alfresco.com/nexus/content/groups/public</url>
+    </repository>
+  </repositories>
+
+  <pluginRepositories>
+    <pluginRepository>
+      <id>maven2.java.net</id>
+      <name>Java.net Repository for Maven 2</name>
+      <url>http://download.java.net/maven/2/</url>
+    </pluginRepository>
+    <pluginRepository>
+      <id>sonatype-snapshot-repo</id>
+      <snapshots><enabled>true</enabled></snapshots>
+      <url>https://repository.sonatype.org/content/repositories/apache-snapshots</url>
+    </pluginRepository>
+  </pluginRepositories>
+
+  <build>
+    <plugins>
+      <plugin>
+        <artifactId>maven-antrun-plugin</artifactId>
+        <version>1.4</version>
+        <executions>
+          <execution>
+            <id>clean schema</id>
+            <phase>initialize</phase>
+            <goals>
+              <goal>run</goal>
+            </goals>
+            <configuration>
+              <tasks>
+                <echo message="loading properties from ${user.home}/.activiti/dbclean/${database}.properties" />
+                <property file="${user.home}/.activiti/dbclean/${database}.properties" />
+                <echo message="cleaning db ${jdbc.url}" />
+                <sql driver="${jdbc.driver}" 
+                     password="${jdbc.password}" 
+                     url="${jdbc.url}" 
+                     userid="${jdbc.username}"
+                     onerror="continue"
+                     classpathref="maven.test.classpath">
+                   <javaresource name="org/activiti/db/drop/activiti.${database}.drop.sql" 
+                                 classpathref="maven.test.classpath" /> 
+                </sql>
+              </tasks>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>