Bug 549247 - jenkins job to deploy mvn artifacts

+ prepare release 2.7.6 for maven
+ skip site generation where there is nothing
diff --git a/maven/infrastructure/artifact-deployer/pom.xml b/maven/infrastructure/artifact-deployer/pom.xml
index 1a74f79..401d636 100644
--- a/maven/infrastructure/artifact-deployer/pom.xml
+++ b/maven/infrastructure/artifact-deployer/pom.xml
@@ -321,6 +321,14 @@
 					</execution>
 				</executions>
 			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-site-plugin</artifactId>
+				<version>3.8.2</version>
+				<configuration>
+					<skip>true</skip>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 	
diff --git a/maven/infrastructure/pom.xml b/maven/infrastructure/pom.xml
index 7a3b11f..3443415 100644
--- a/maven/infrastructure/pom.xml
+++ b/maven/infrastructure/pom.xml
@@ -71,4 +71,17 @@
 		<module>parent-pom-otdre/pom.xml</module>
 		<module>artifact-deployer/pom.xml</module>
 	</modules>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-site-plugin</artifactId>
+				<version>3.8.2</version>
+				<configuration>
+					<skip>true</skip>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
 </project>
diff --git a/maven/pom.xml b/maven/pom.xml
index fd3891a..01d8cfd 100644
--- a/maven/pom.xml
+++ b/maven/pom.xml
@@ -71,4 +71,17 @@
 		<module>infrastructure/pom.xml</module>
 		<module>testproject/pom.xml</module>
 	</modules>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-site-plugin</artifactId>
+				<version>3.8.2</version>
+				<configuration>
+					<skip>true</skip>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
 </project>