diff --git a/client/pom.xml b/client/pom.xml
index 72640ae..0c07e6e 100644
--- a/client/pom.xml
+++ b/client/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.disk-project</groupId>
         <artifactId>disk-project</artifactId>
-        <version>2.5.0</version>
+        <version>2.5.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/client/pom.xml.versionsBackup b/client/pom.xml.versionsBackup
new file mode 100644
index 0000000..72640ae
--- /dev/null
+++ b/client/pom.xml.versionsBackup
@@ -0,0 +1,240 @@
+<?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/maven-v4_0_0.xsd">
+
+	<!-- POM file generated with GWT webAppCreator -->
+	<modelVersion>4.0.0</modelVersion>
+	<artifactId>disk-project-client</artifactId>
+	<name>Disk client</name>
+	<description>Disk portal web application</description>
+	<packaging>war</packaging>
+    <parent>
+        <groupId>org.disk-project</groupId>
+        <artifactId>disk-project</artifactId>
+        <version>2.5.0</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+	<properties>
+		<gwt.version>2.9.0</gwt.version>
+		<gwt-maven.version>2.9.0</gwt-maven.version>
+		<gwtp.version>1.6</gwtp.version>
+		<gin.version>2.1.2</gin.version>
+		<gwt.d3.version>1.2.0</gwt.d3.version>
+		<restygwt.version>2.1.1</restygwt.version>		
+		<validation.version>1.0.0.GA</validation.version>
+		<gwt.codemirror.version>2.0.1</gwt.codemirror.version>		
+		<vaadin-polymer.version>1.9.3.1</vaadin-polymer.version>
+		<three4g.version>0.108</three4g.version>
+				
+		<java.version>1.8</java.version>
+		<webappDirectory>${project.build.directory}/${project.build.finalName}</webappDirectory>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+	</properties>
+
+    <repositories>
+       <repository>
+         <id>sonatype-snapshots</id>
+         <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+         <snapshots><enabled>true</enabled></snapshots>
+         <releases><enabled>false</enabled></releases>
+       </repository>
+       <repository>
+         <id>vaadin-snapshots</id>
+         <url>https://oss.sonatype.org/content/repositories/vaadin-snapshots/</url>
+         <snapshots><enabled>true</enabled></snapshots>
+       </repository>
+       <repository>
+         <id>google-snapshots</id>
+         <url>https://oss.sonatype.org/content/repositories/google-snapshots/</url>
+         <snapshots><enabled>true</enabled></snapshots>
+       </repository>
+    </repositories>
+
+    <dependencyManagement>
+      <dependencies>
+        <dependency>
+          <groupId>com.google.gwt</groupId>
+          <artifactId>gwt</artifactId>
+          <version>${gwt.version}</version>
+          <type>pom</type>
+          <scope>import</scope>
+        </dependency>
+      </dependencies>
+    </dependencyManagement>
+    
+	<dependencies>
+		<!-- Disk shared -->
+		<dependency>
+			<groupId>org.disk-project</groupId>
+			<artifactId>disk-project-shared</artifactId>
+			<version>${project.version}</version>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.disk-project</groupId>
+			<artifactId>disk-project-shared</artifactId>
+			<version>${project.version}</version>
+			<classifier>sources</classifier>
+		</dependency>
+		
+		<!-- GWT -->
+		<dependency>
+			<groupId>com.google.gwt</groupId>
+			<artifactId>gwt-user</artifactId>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>com.google.gwt</groupId>
+			<artifactId>gwt-codeserver</artifactId>
+			<scope>provided</scope>
+		</dependency>
+
+		<dependency>
+				<groupId>com.googlecode.gwtquery</groupId>
+				<artifactId>gwtquery</artifactId>
+				<version>1.4.4-SNAPSHOT</version>
+				<scope>provided</scope>
+				<exclusions>
+					<exclusion>
+						<groupId>com.google.gwt</groupId>
+						<artifactId>gwt-elemental</artifactId>
+					</exclusion>
+				</exclusions>
+		</dependency>		
+
+		<!-- Vaadin GWT Polymer -->
+		<dependency>
+			<groupId>com.vaadin.polymer</groupId>
+			<artifactId>vaadin-gwt-polymer-elements</artifactId>
+			<version>${vaadin-polymer.version}</version>
+			<scope>provided</scope>
+		</dependency>	
+
+		<!-- GWT D3 -->
+		<dependency>
+			<groupId>com.github.gwtd3</groupId>
+			<artifactId>gwt-d3-api</artifactId>
+			<version>${gwt.d3.version}</version>
+			<scope>provided</scope>
+		</dependency>
+
+		<!-- GWT Codemirror -->
+		<dependency>
+			<groupId>edu.stanford.protege</groupId>
+			<artifactId>codemirror-gwt</artifactId>
+			<version>${gwt.codemirror.version}</version>
+		</dependency>
+
+		<!-- GWT Gin -->
+		<dependency>
+			<groupId>com.google.gwt.inject</groupId>
+			<artifactId>gin</artifactId>
+			<version>${gin.version}</version>
+			<scope>provided</scope>
+		</dependency>
+	
+		<!-- GWT MVP -->
+		<dependency>
+			<groupId>com.gwtplatform</groupId>
+			<artifactId>gwtp-mvp-client</artifactId>
+			<version>${gwtp.version}</version>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>com.gwtplatform</groupId>
+			<artifactId>gwtp-mvp-shared</artifactId>
+			<version>${gwtp.version}</version>
+			<scope>provided</scope>
+		</dependency>		
+	        
+		<!-- RESTY GWT -->
+		<dependency>
+			<groupId>org.fusesource.restygwt</groupId>
+			<artifactId>restygwt</artifactId>
+			<version>${restygwt.version}</version>
+			<scope>provided</scope>
+		</dependency>
+		
+		<!-- Keycloak -->
+		<dependency>
+			 <groupId>org.realityforge.gwt.keycloak</groupId>
+			 <artifactId>gwt-keycloak</artifactId>
+			 <version>0.7</version>
+			 <scope>provided</scope>
+		</dependency>
+		
+		<!-- Three GWT -->
+		<dependency>
+    		<groupId>org.treblereel.gwt</groupId>
+    		<artifactId>three4g</artifactId>
+    		<version>${three4g.version}</version>
+		</dependency>
+		<dependency>
+   			<groupId>org.treblereel.gwt</groupId>
+   			<artifactId>three4g-extensions</artifactId>
+    		<version>${three4g.version}</version>
+		</dependency>
+	</dependencies>
+	
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.codehaus.mojo</groupId>
+				<artifactId>gwt-maven-plugin</artifactId>
+				<version>${gwt-maven.version}</version>
+				<executions>
+					<execution>
+						<goals>
+							<goal>compile</goal>
+						</goals>
+					</execution>
+				</executions>
+				<!--inherited>true</inherited>
+				<configuration>
+                    <runTarget>index.html</runTarget>
+                    <draftCompile>false</draftCompile>
+                    <optimizationLevel>9</optimizationLevel>
+                    <disableCastChecking>true</disableCastChecking>
+                    <disableClassMetadata>true</disableClassMetadata>
+                    <enableAssertions>false</enableAssertions>
+                    <closureCompiler>true</closureCompiler>
+                    <bindAddress>0.0.0.0</bindAddress>				
+				</configuration-->
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>3.5.1</version>
+				<configuration>
+					<source>${java.version}</source>
+					<target>${java.version}</target>
+				</configuration>
+			</plugin>
+
+	      <!--plugin>
+	        <groupId>org.apache.maven.plugins</groupId>
+	        <artifactId>maven-war-plugin</artifactId>
+	        <version>3.3.1</version>
+	        <configuration>
+	          <archive>
+	            <manifest>
+	              <addClasspath>true</addClasspath>
+	            </manifest>
+	          </archive>
+	        </configuration>
+	      </plugin-->
+			
+			
+			<!--plugin>
+				<groupId>org.mortbay.jetty</groupId>
+				<artifactId>jetty-maven-plugin</artifactId>
+				<version>8.1.16.v20140903</version>
+			</plugin-->
+		</plugins>
+	</build>
+
+</project>
+
diff --git a/pom.xml b/pom.xml
index e5594ac..b65537f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.disk-project</groupId>
     <artifactId>disk-project</artifactId>
-    <version>2.5.0</version>
+    <version>2.5.1</version>
 	<name>Disk</name>
 	<packaging>pom</packaging>
 	<modules>
diff --git a/pom.xml.versionsBackup b/pom.xml.versionsBackup
new file mode 100644
index 0000000..e5594ac
--- /dev/null
+++ b/pom.xml.versionsBackup
@@ -0,0 +1,30 @@
+<?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/maven-v4_0_0.xsd">
+
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>org.disk-project</groupId>
+    <artifactId>disk-project</artifactId>
+    <version>2.5.0</version>
+	<name>Disk</name>
+	<packaging>pom</packaging>
+	<modules>
+		<module>shared</module>
+		<module>server</module>
+		<module>client</module>
+	</modules>
+
+	<distributionManagement>
+		<repository>
+			<id>archiva.internal</id>
+			<name>Internal Release Repository</name>
+			<url>https://www.wings-workflows.org/archiva/repository/internal/</url>
+		</repository>
+		<snapshotRepository>
+			<id>archiva.snapshots</id>
+			<name>Internal Snapshot Repository</name>
+			<url>https://www.wings-workflows.org/archiva/repository/snapshots/</url>
+		</snapshotRepository>
+	</distributionManagement>
+</project>
diff --git a/server/pom.xml b/server/pom.xml
index 459eaa3..6052759 100644
--- a/server/pom.xml
+++ b/server/pom.xml
@@ -11,7 +11,7 @@
 	<packaging>war</packaging>
     <parent>
         <groupId>org.disk-project</groupId>
-        <version>2.5.0</version>
+        <version>2.5.1</version>
         <artifactId>disk-project</artifactId>
         <relativePath>../pom.xml</relativePath>
     </parent>
diff --git a/server/pom.xml.versionsBackup b/server/pom.xml.versionsBackup
new file mode 100644
index 0000000..459eaa3
--- /dev/null
+++ b/server/pom.xml.versionsBackup
@@ -0,0 +1,395 @@
+<?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/maven-v4_0_0.xsd">
+
+	<!-- POM file generated with GWT webAppCreator -->
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>org.disk-project</groupId>
+	<artifactId>disk-project-server</artifactId>
+	<name>Disk server</name>
+	<description>Disk REST server</description>
+	<packaging>war</packaging>
+    <parent>
+        <groupId>org.disk-project</groupId>
+        <version>2.5.0</version>
+        <artifactId>disk-project</artifactId>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+	<properties>
+		<jersey.version>2.22.2</jersey.version>
+		<javax.rs-api.version>2.0.1</javax.rs-api.version>
+		<jackson.version>2.4.6</jackson.version>
+		<gson.version>2.6.2</gson.version>
+		<commons-configuration.version>1.10</commons-configuration.version>
+		<ontapi.version>1.2.4</ontapi.version>
+		<jbcrypt.version>0.3m</jbcrypt.version>
+		<java.version>1.8</java.version>
+		<httpclient.version>4.5.2</httpclient.version>
+		<webappDirectory>${project.build.directory}/${project.build.finalName}</webappDirectory>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+	</properties>
+
+	<repositories>
+		<repository>
+			<id>github</id>
+			<name>Github</name>
+			<url>https://maven.pkg.github.com/KnowledgeCaptureAndDiscovery/ontapi</url>
+		</repository>
+	</repositories>
+
+	<dependencies>
+		<!-- Disk ontapi -->
+		<dependency>
+			<groupId>edu.isi.kcap</groupId>
+			<artifactId>ontapi</artifactId>
+			<version>${ontapi.version}</version>
+		</dependency>
+
+		<!-- Disk shared -->
+		<dependency>
+			<groupId>org.disk-project</groupId>
+			<artifactId>disk-project-shared</artifactId>
+			<version>${project.version}</version>
+		</dependency>
+
+		<!-- REST API -->
+		<dependency>
+			<groupId>javax.ws.rs</groupId>
+			<artifactId>javax.ws.rs-api</artifactId>
+			<version>${javax.rs-api.version}</version>
+		</dependency>
+
+		<!-- Jersey Server -->
+		<dependency>
+			<groupId>org.glassfish.jersey.containers</groupId>
+			<artifactId>jersey-container-servlet-core</artifactId>
+			<version>${jersey.version}</version>
+		</dependency>
+
+		<!-- Derby DB -->
+		<dependency>
+			<groupId>org.apache.derby</groupId>
+			<artifactId>derby</artifactId>
+			<version>10.11.1.1</version>
+		</dependency>
+
+		<!-- JSON Processing -->
+		<dependency>
+			<groupId>org.glassfish.jersey.media</groupId>
+			<artifactId>jersey-media-json-jackson</artifactId>
+			<version>${jersey.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>com.fasterxml.jackson.jaxrs</groupId>
+			<artifactId>jackson-jaxrs-json-provider</artifactId>
+			<version>${jackson.version}</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.sun.mail/javax.mail -->
+		<dependency>
+			<groupId>com.sun.mail</groupId>
+			<artifactId>javax.mail</artifactId>
+			<version>1.6.2</version>
+		</dependency>
+
+
+		<!-- https://mvnrepository.com/artifact/com.google.api-client/google-api-client -->
+		<dependency>
+			<groupId>com.google.api-client</groupId>
+			<artifactId>google-api-client</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.api-client/google-api-client-android -->
+		<dependency>
+			<groupId>com.google.api-client</groupId>
+			<artifactId>google-api-client-android</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.api-client/google-api-client-appengine -->
+		<dependency>
+			<groupId>com.google.api-client</groupId>
+			<artifactId>google-api-client-appengine</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.api-client/google-api-client-gson -->
+		<dependency>
+			<groupId>com.google.api-client</groupId>
+			<artifactId>google-api-client-gson</artifactId>
+			<version>1.19.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.api-client/google-api-client-jackson2 -->
+		<dependency>
+			<groupId>com.google.api-client</groupId>
+			<artifactId>google-api-client-jackson2</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.api-client/google-api-client-java6 -->
+		<dependency>
+			<groupId>com.google.api-client</groupId>
+			<artifactId>google-api-client-java6</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.api-client/google-api-client-servlet -->
+		<dependency>
+			<groupId>com.google.api-client</groupId>
+			<artifactId>google-api-client-servlet</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.http-client/google-http-client -->
+		<dependency>
+			<groupId>com.google.http-client</groupId>
+			<artifactId>google-http-client</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.http-client/google-http-client-android -->
+		<dependency>
+			<groupId>com.google.http-client</groupId>
+			<artifactId>google-http-client-android</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.http-client/google-http-client-appengine -->
+		<dependency>
+			<groupId>com.google.http-client</groupId>
+			<artifactId>google-http-client-appengine</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.http-client/google-http-client-gson -->
+		<dependency>
+			<groupId>com.google.http-client</groupId>
+			<artifactId>google-http-client-gson</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.http-client/google-http-client-jackson2 -->
+		<dependency>
+			<groupId>com.google.http-client</groupId>
+			<artifactId>google-http-client-jackson2</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.http-client/google-http-client-jdo -->
+		<dependency>
+			<groupId>com.google.http-client</groupId>
+			<artifactId>google-http-client-jdo</artifactId>
+			<version>1.24.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.code.gson/gson -->
+		<dependency>
+			<groupId>com.google.code.gson</groupId>
+			<artifactId>gson</artifactId>
+			<version>2.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-core -->
+		<dependency>
+			<groupId>com.fasterxml.jackson.core</groupId>
+			<artifactId>jackson-core</artifactId>
+			<version>2.9.2</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/javax.jdo/jdo2-api -->
+		<dependency>
+			<groupId>javax.jdo</groupId>
+			<artifactId>jdo2-api</artifactId>
+			<version>2.3-eb</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.mortbay.jetty/jetty -->
+		<dependency>
+			<groupId>org.mortbay.jetty</groupId>
+			<artifactId>jetty</artifactId>
+			<version>6.1.26</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.mortbay.jetty/jetty-util -->
+		<dependency>
+			<groupId>org.mortbay.jetty</groupId>
+			<artifactId>jetty-util</artifactId>
+			<version>6.1.26</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.code.findbugs/jsr305 -->
+		<dependency>
+			<groupId>com.google.code.findbugs</groupId>
+			<artifactId>jsr305</artifactId>
+			<version>3.0.2</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/javax.transaction/transaction-api -->
+		<dependency>
+			<groupId>javax.transaction</groupId>
+			<artifactId>transaction-api</artifactId>
+			<version>1.1</version>
+			<scope>provided</scope>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/com.google.apis/google-api-services-gmail -->
+		<dependency>
+			<groupId>com.google.apis</groupId>
+			<artifactId>google-api-services-gmail</artifactId>
+			<version>v1-rev93-1.24.1</version>
+		</dependency>
+
+
+		<!-- https://mvnrepository.com/artifact/com.google.guava/guava -->
+		<dependency>
+			<groupId>com.google.guava</groupId>
+			<artifactId>guava</artifactId>
+			<version>23.0</version>
+		</dependency>
+
+
+
+		<!-- Servlet API -->
+		<dependency>
+			<groupId>javax.servlet</groupId>
+			<artifactId>javax.servlet-api</artifactId>
+			<version>3.0.1</version>
+			<scope>provided</scope>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.jsoup/jsoup -->
+		<dependency>
+			<groupId>org.jsoup</groupId>
+			<artifactId>jsoup</artifactId>
+			<version>1.8.1</version>
+		</dependency>
+
+
+		<!-- https://mvnrepository.com/artifact/commons-codec/commons-codec -->
+		<dependency>
+			<groupId>commons-codec</groupId>
+			<artifactId>commons-codec</artifactId>
+			<version>1.10</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.apache.commons/commons-lang3 -->
+		<dependency>
+			<groupId>org.apache.commons</groupId>
+			<artifactId>commons-lang3</artifactId>
+			<version>3.7</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/commons-logging/commons-logging -->
+		<dependency>
+			<groupId>commons-logging</groupId>
+			<artifactId>commons-logging</artifactId>
+			<version>1.2</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/net.sourceforge.htmlunit/htmlunit -->
+		<dependency>
+			<groupId>net.sourceforge.htmlunit</groupId>
+			<artifactId>htmlunit</artifactId>
+			<version>2.37.0</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/net.sourceforge.htmlunit/htmlunit-core-js -->
+		<dependency>
+			<groupId>net.sourceforge.htmlunit</groupId>
+			<artifactId>htmlunit-core-js</artifactId>
+			<version>2.31</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/net.sourceforge.htmlunit/htmlunit-cssparser -->
+		<dependency>
+			<groupId>net.sourceforge.htmlunit</groupId>
+			<artifactId>htmlunit-cssparser</artifactId>
+			<version>1.0.0</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpclient -->
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpclient</artifactId>
+			<version>4.5.13</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpcore -->
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpcore</artifactId>
+			<version>4.4.9</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpmime -->
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpmime</artifactId>
+			<version>4.5.5</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.eclipse.jetty/jetty-util -->
+		<dependency>
+			<groupId>org.eclipse.jetty</groupId>
+			<artifactId>jetty-util</artifactId>
+			<version>9.4.10.v20180503</version>
+		</dependency>
+
+		<!-- https://mvnrepository.com/artifact/net.sourceforge.htmlunit/neko-htmlunit -->
+		<dependency>
+			<groupId>net.sourceforge.htmlunit</groupId>
+			<artifactId>neko-htmlunit</artifactId>
+			<version>2.31</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.eclipse.jetty.websocket/websocket-api -->
+		<dependency>
+			<groupId>org.eclipse.jetty.websocket</groupId>
+			<artifactId>websocket-api</artifactId>
+			<version>9.4.10.v20180503</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.eclipse.jetty.websocket/websocket-client -->
+		<dependency>
+			<groupId>org.eclipse.jetty.websocket</groupId>
+			<artifactId>websocket-client</artifactId>
+			<version>9.4.10.v20180503</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.eclipse.jetty.websocket/websocket-common -->
+		<dependency>
+			<groupId>org.eclipse.jetty.websocket</groupId>
+			<artifactId>websocket-common</artifactId>
+			<version>9.4.10.v20180503</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/xalan/xalan -->
+		<dependency>
+			<groupId>xalan</groupId>
+			<artifactId>xalan</artifactId>
+			<version>2.7.2</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/xerces/xercesImpl -->
+		<dependency>
+			<groupId>xerces</groupId>
+			<artifactId>xercesImpl</artifactId>
+			<version>2.12.0</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/xml-apis/xml-apis -->
+		<dependency>
+			<groupId>xml-apis</groupId>
+			<artifactId>xml-apis</artifactId>
+			<version>1.4.01</version>
+		</dependency>
+
+		<!-- Apache Commons Configuration -->
+		<dependency>
+			<groupId>commons-configuration</groupId>
+			<artifactId>commons-configuration</artifactId>
+			<version>${commons-configuration.version}</version>
+		</dependency>
+
+		<!-- Password encryption -->
+		<dependency>
+			<groupId>org.mindrot</groupId>
+			<artifactId>jbcrypt</artifactId>
+			<version>${jbcrypt.version}</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.codehaus.jackson/jackson-mapper-asl -->
+		<dependency>
+			<groupId>org.codehaus.jackson</groupId>
+			<artifactId>jackson-mapper-asl</artifactId>
+			<version>1.5.0</version>
+		</dependency>
+
+
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>2.3.2</version>
+				<configuration>
+					<source>${java.version}</source>
+					<target>${java.version}</target>
+				</configuration>
+			</plugin>
+			<plugin>
+				<groupId>org.mortbay.jetty</groupId>
+				<artifactId>jetty-maven-plugin</artifactId>
+				<version>8.1.16.v20140903</version>
+			</plugin>
+		</plugins>
+	</build>
+
+</project>
diff --git a/shared/pom.xml b/shared/pom.xml
index 3f9ea86..284a9a9 100644
--- a/shared/pom.xml
+++ b/shared/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.disk-project</groupId>
 		<artifactId>disk-project</artifactId>
-        <version>2.5.0</version>
+        <version>2.5.1</version>
         <relativePath>../pom.xml</relativePath>
 	</parent>
 
diff --git a/shared/pom.xml.versionsBackup b/shared/pom.xml.versionsBackup
new file mode 100644
index 0000000..3f9ea86
--- /dev/null
+++ b/shared/pom.xml.versionsBackup
@@ -0,0 +1,85 @@
+<?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/maven-v4_0_0.xsd">
+
+	<!-- POM file generated with GWT webAppCreator -->
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>org.disk-project</groupId>
+	<artifactId>disk-project-shared</artifactId>
+	<name>Disk shared</name>
+	<description>Disk shared classes and interfaces</description>
+	<packaging>jar</packaging>
+	<parent>
+		<groupId>org.disk-project</groupId>
+		<artifactId>disk-project</artifactId>
+        <version>2.5.0</version>
+        <relativePath>../pom.xml</relativePath>
+	</parent>
+
+	<properties>
+		<javax.rs-api.version>2.0.1</javax.rs-api.version>
+		<restygwt.version>2.1.1</restygwt.version>
+		<servlet-api.version>3.1.0</servlet-api.version>
+		<jackson.version>2.4.6</jackson.version>
+		
+		<webappDirectory>${project.build.directory}/${project.build.finalName}</webappDirectory>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+	</properties>
+
+	<dependencies>
+		<!-- REST API -->
+		<dependency>
+			<groupId>javax.ws.rs</groupId>
+			<artifactId>javax.ws.rs-api</artifactId>
+			<version>${javax.rs-api.version}</version>
+		</dependency>
+		
+		<!-- RESTY GWT -->
+		<dependency>
+			<groupId>org.fusesource.restygwt</groupId>
+			<artifactId>restygwt</artifactId>
+			<version>${restygwt.version}</version>
+		</dependency>
+		
+		<!-- Servlet API -->
+		<dependency>
+			<groupId>javax.servlet</groupId>
+			<artifactId>javax.servlet-api</artifactId>
+			<version>${servlet-api.version}</version>
+			<scope>provided</scope>
+		</dependency>
+		
+		<!-- Jackson Annotations -->
+		<dependency>
+			<groupId>com.fasterxml.jackson.jaxrs</groupId>
+			<artifactId>jackson-jaxrs-json-provider</artifactId>
+			<version>${jackson.version}</version>
+		</dependency>
+		
+		<!-- Apache commons lang -->
+		<dependency>
+			<groupId>org.apache.commons</groupId>
+			<artifactId>commons-lang3</artifactId>
+			<version>3.4</version>
+		</dependency>
+		
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-source-plugin</artifactId>
+				<version>2.4</version>
+				<executions>
+					<execution>
+						<id>attach-sources</id>
+						<goals>
+							<goal>jar</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+	</build>
+</project>