My pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<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>

    <groupId>com.utilitiessavings.usavapp</groupId>
    <artifactId>UsavAppV7</artifactId>
    <version>1.0-SNAPSHOT</version>
    <packaging>war</packaging>
    <name>GWTP AppEngine Objectify</name>
    <description>GWTP AppEngine Objectify with dispatch and login</description>

    <repositories>
        <repository>
            <id>sonatype</id>
            <url>http://oss.sonatype.org/content/repositories/snapshots</url>
            <snapshots>
                <enabled>true</enabled>
            </snapshots>
            <releases>
                <enabled>false</enabled>
            </releases>
        </repository>
    </repositories>

    <properties>
        <!-- client -->
        <gwt.version>2.5.1</gwt.version>
        <gwtp.version>1.0</gwtp.version>
        <gin.version>2.0.0</gin.version>
        <arcbees-core.version>1.0-SNAPSHOT</arcbees-core.version>
        <gwt.style>OBF</gwt.style>
        <gwt-bootstrap.version>2.2.1.0</gwt-bootstrap.version>


        <!-- server -->
        <gae.version>1.8.0</gae.version>
        <guice.version>3.0</guice.version>
        <objectify.version>4.0b1</objectify.version>
        <persistence-api.version>1.0.2</persistence-api.version>
        <servlet-api.version>2.5</servlet-api.version>
        <objectify.version>4.0b1</objectify.version>
        <javax.validation.version>1.0.0.GA</javax.validation.version>
        <guava-version>13.0.1</guava-version>

        <!-- testing -->
        <junit.version>4.11</junit.version>
        <jukito.version>1.1</jukito.version>

        <!-- maven -->
        <gwt-maven-plugin.version>2.5.1</gwt-maven-plugin.version>
        <maven-surefire-plugin.version>2.6</maven-surefire-plugin.version>
        <maven-compiler-plugin.version>2.3.2</maven-compiler-plugin.version>
        <maven-resources-plugin.version>2.5</maven-resources-plugin.version>
        <maven-gae-plugin.version>0.9.6</maven-gae-plugin.version>
        <maven-processor-plugin.version>2.0.5</maven-processor-plugin.version>
        <maven-build-helper-plugin.version>1.7</maven-build-helper-plugin.version>

        <target.jdk>1.6</target.jdk>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>

        <webappDirectory>${project.build.directory}/${project.build.finalName}</webappDirectory>

        <!-- <gae.home>${settings.localRepository}/com/google/appengine/appengine-java-sdk/${gae.version}/appengine-java-sdk-${gae.version}</gae.home> -->
        <gae.home>${settings.localRepository}/com/google/appengine/appengine-java-sdk/${gae.version}/appengine-java-sdk-${gae.version}/appengine-java-sdk-${gae.version}</gae.home>

    </properties>

    <build>
        <outputDirectory>${webappDirectory}/WEB-INF/classes</outputDirectory>

        <resources>
            <resource>
                <directory>src/main/resources</directory>
                <filtering>true</filtering>
            </resource>

            <resource>
                <directory>${project.build.directory}/generated-sources/apt</directory>
            </resource>
            <resource>
                <directory>${project.build.directory}/generated-sources/gwt</directory>
            </resource>

        </resources>

        <pluginManagement>
            <plugins>

                <!-- Run annotation processors on src/home/java sources -->
                <plugin>
                    <groupId>org.bsc.maven</groupId>
                    <artifactId>maven-processor-plugin</artifactId>
                    <version>2.2.4</version>
                    <executions>
                        <execution>
                            <id>process</id>
                            <goals>
                                <goal>process</goal>
                            </goals>
                            <phase>generate-sources</phase>
                        </execution>
                    </executions>
                    <dependencies>
                        <dependency>
                            <groupId>com.gwtplatform</groupId>
                            <artifactId>gwtp-processors</artifactId>
                            <version>${gwtp.version}</version>
                        </dependency>
                    </dependencies>
                </plugin>

                <!-- Copy the generated classses -->
                <plugin>
                    <groupId>org.codehaus.mojo</groupId>
                    <artifactId>build-helper-maven-plugin</artifactId>
                    <version>1.5</version>
                    <executions>
                        <execution>
                            <id>add-source</id>
                            <phase>generate-sources</phase>
                            <goals>
                                <goal>add-source</goal>
                            </goals>
                            <configuration>
                                <sources>
                                    <source>${project.build.directory}/generated-sources/apt</source>
                                    <source>${project.build.directory}/generated-sources/gwt</source>
                                </sources>
                            </configuration>
                        </execution>
                    </executions>
                </plugin>

                <!-- lifecycle mapping -->
                <plugin>
                    <groupId>org.eclipse.m2e</groupId>
                    <artifactId>lifecycle-mapping</artifactId>
                    <version>1.0.0</version>
                    <configuration>
                        <lifecycleMappingMetadata>
                            <pluginExecutions>

                                <pluginExecution>
                                    <pluginExecutionFilter>
                                        <groupId>org.bsc.maven</groupId>
                                        <artifactId>maven-processor-plugin</artifactId>
                                        <versionRange>[2.0.5,)</versionRange>
                                        <goals>
                                            <goal>generate-sources</goal>
                                        </goals>
                                    </pluginExecutionFilter>
                                    <action>
                                        <execute />
                                    </action>
                                </pluginExecution>

                            </pluginExecutions>
                        </lifecycleMappingMetadata>
                    </configuration>
                </plugin>



                <plugin>
                    <groupId>org.apache.maven.plugins</groupId>
                    <artifactId>maven-compiler-plugin</artifactId>
                    <version>${maven-compiler-plugin.version}</version>
                    <configuration>
                        <source>${target.jdk}</source>
                        <target>${target.jdk}</target>
                        <encoding>${project.build.sourceEncoding}</encoding>
                        <proc>none</proc>
                    </configuration>
                </plugin>

                <!-- JUnit Testing - skip *.GwtTest cases -->
                <!-- 'mvn test' - runs the Jukito tests -->
                <plugin>
                    <groupId>org.apache.maven.plugins</groupId>
                    <artifactId>maven-surefire-plugin</artifactId>
                    <version>${maven-surefire-plugin.version}</version>
                    <configuration>
                        <includes>
                            <include>**/*Test.java</include>
                        </includes>
                        <excludes>
                            <exclude>**/*GwtTest.java</exclude>
                        </excludes>
                    </configuration>
                </plugin>

                <!-- GWT -->
                <!-- 'mvn gwt:run' - runs development mode -->
                <!-- 'mvn gwt:debug' - runs debug mode -->
                <!-- 'mvn gwt:compile' - compiles gwt -->
                <!-- 'mvn integration-test' - runs the gwt tests (*GwtTest.java) -->
                <plugin>
                    <groupId>org.codehaus.mojo</groupId>
                    <artifactId>gwt-maven-plugin</artifactId>
                    <version>${gwt.version}</version>
                    <configuration>
                        <strict>true</strict>
                        <testTimeOut>180</testTimeOut>
                        <!-- With multiple tests use GwtTestSuite.java for speed -->
                        <includes>**/*GwtTest.java</includes>
                        <mode>htmlunit</mode>

                        <extraJvmArgs>-Xss1024K -Xmx1024M -XX:MaxPermSize=256M</extraJvmArgs>
                        <logLevel>INFO</logLevel>
                        <style>${gwt.style}</style>

                        <copyWebapp>true</copyWebapp>
                        <hostedWebapp>${webappDirectory}</hostedWebapp>

                        <server>com.google.appengine.tools.development.gwt.AppEngineLauncher</server>
                        <appEngineVersion>${gae.version}</appEngineVersion>
                        <appEngineHome>${gae.home}</appEngineHome>
                        <extraJvmArgs>-Dappengine.sdk.root=${gae.home}</extraJvmArgs>

                        <runTarget>Project.html</runTarget>
                        <modules>
                            <module>com.utilitiessavings.usavappv7.Project</module>
                        </modules>
                    </configuration>
                    <executions>
                        <execution>
                            <goals>
                                <goal>compile</goal>
                                <goal>test</goal>
                            </goals>
                        </execution>
                    </executions>
                </plugin>

                <!-- Google App Engine Deployment -->
                <plugin>
                    <groupId>net.kindleit</groupId>
                    <artifactId>maven-gae-plugin</artifactId>
                    <version>${maven-gae-plugin.version}</version>
                    <configuration>
                        <sdkDir>${gae.home}</sdkDir>
                        <!-- Add credentials to ~/.m2/settings.xml <id>appengine-credentials</id> -->
                        <serverId>appengine-credentials</serverId>
                        <splitJars>true</splitJars>
                    </configuration>
                    <executions>
                        <execution>
                            <id>deploy</id>
                            <goals>
                                <goal>deploy</goal>
                            </goals>
                        </execution>
                    </executions>
                </plugin>

            </plugins>
        </pluginManagement>
    </build>

    <dependencies>
        <!-- Google Web Toolkit dependencies -->
        <dependency>
            <groupId>com.google.gwt</groupId>
            <artifactId>gwt-user</artifactId>
            <version>${gwt.version}</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>com.google.gwt</groupId>
            <artifactId>gwt-servlet</artifactId>
            <version>${gwt.version}</version>
            <scope>runtime</scope>
        </dependency>

        <!-- GWT-Platform dependencies -->
        <dependency>
            <groupId>com.gwtplatform</groupId>
            <artifactId>gwtp-mvp-client</artifactId>
            <version>${gwtp.version}</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>com.gwtplatform</groupId>
            <artifactId>gwtp-dispatch-client</artifactId>
            <version>${gwtp.version}</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>com.gwtplatform</groupId>
            <artifactId>gwtp-dispatch-server-guice</artifactId>
            <version>${gwtp.version}</version>
        </dependency>
        <dependency>
            <groupId>com.gwtplatform</groupId>
            <artifactId>gwtp-dispatch-shared</artifactId>
            <version>${gwtp.version}</version>
        </dependency>
        <dependency>
            <groupId>com.gwtplatform</groupId>
            <artifactId>gwtp-processors</artifactId>
            <version>${gwtp.version}</version>
            <scope>provided</scope>
        </dependency>



        <!-- DI dependencies -->
        <dependency>
            <groupId>com.google.inject</groupId>
            <artifactId>guice</artifactId>
            <version>${guice.version}</version>
        </dependency>
        <dependency>
            <groupId>com.google.inject.extensions</groupId>
            <artifactId>guice-servlet</artifactId>
            <version>${guice.version}</version>
        </dependency>
        <dependency>
            <groupId>com.google.inject.extensions</groupId>
            <artifactId>guice-assistedinject</artifactId>
            <version>${guice.version}</version>
        </dependency>
        <dependency>
            <groupId>com.google.gwt.inject</groupId>
            <artifactId>gin</artifactId>
            <version>${gin.version}</version>
            <scope>provided</scope>
        </dependency>

        <!-- Google App Engine dependencies -->
        <dependency>
            <groupId>com.google.appengine</groupId>
            <artifactId>appengine-api-1.0-sdk</artifactId>
            <version>${gae.version}</version>
        </dependency>
        <dependency>
            <groupId>com.google.appengine</groupId>
            <artifactId>appengine-api-labs</artifactId>
            <version>${gae.version}</version>
        </dependency>
        <dependency>
            <groupId>com.google.appengine</groupId>
            <artifactId>appengine-api-stubs</artifactId>
            <version>${gae.version}</version>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>com.google.appengine</groupId>
            <artifactId>appengine-testing</artifactId>
            <version>${gae.version}</version>
            <scope>test</scope>
        </dependency>

        <!-- Persistence dependencies -->
        <dependency>
            <groupId>javax.persistence</groupId>
            <artifactId>persistence-api</artifactId>
            <version>${persistence-api.version}</version>
        </dependency>
        <dependency>
            <groupId>com.googlecode.objectify</groupId>
            <artifactId>objectify</artifactId>
            <version>${objectify.version}</version>
        </dependency>
        <dependency>
            <groupId>javax.validation</groupId>
            <artifactId>validation-api</artifactId>
            <version>${javax.validation.version}</version>
        </dependency>

        <!-- Other dependencies -->
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
            <version>${servlet-api.version}</version>
            <scope>runtime</scope>
        </dependency>
        <dependency>
            <groupId>com.google.guava</groupId>
            <artifactId>guava</artifactId>
            <version>${guava-version}</version>
        </dependency>
        <dependency>
            <groupId>com.google.guava</groupId>
            <artifactId>guava-gwt</artifactId>
            <version>${guava-version}</version>
        </dependency>

        <!-- Test dependencies -->
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>${junit.version}</version>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.jukito</groupId>
            <artifactId>jukito</artifactId>
            <version>${jukito.version}</version>
            <scope>test</scope>
        </dependency>

        <!-- GWT Bootstrap -->
        <dependency>
            <groupId>com.github.gwtbootstrap</groupId>
            <artifactId>gwt-bootstrap</artifactId>
            <version>2.3.2.0-SNAPSHOT</version>
            <scope>provided</scope>
        </dependency>



        <!-- Lombok -->
        <!-- <dependency> -->
        <!-- <groupId>org.projectlombok</groupId> -->
        <!-- <artifactId>lombok</artifactId> -->
        <!-- <version>0.12.0</version> -->
        <!-- </dependency> -->

        <!-- JXL -->
        <dependency>
            <groupId>net.sourceforge.jexcelapi</groupId>
            <artifactId>jxl</artifactId>
            <version>2.6.12</version>
        </dependency>

    </dependencies>
</project>