<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-dependency-plugin</artifactId>
				<version>2.10</version>
				<executions>
					<execution>
						<id>copy</id>
						<phase>prepare-package</phase>
						<goals>
							<goal>copy</goal>
						</goals>
						<configuration>
							<artifactItems>
								<artifactItem>
									<groupId>org.postgresql</groupId>
									<artifactId>postgresql</artifactId>
									<version>9.4.1212</version>
									<type>jar</type>
									<outputDirectory>lib</outputDirectory>
								</artifactItem>
							</artifactItems>
							<!-- other configurations here -->
			              <outputDirectory>lib</outputDirectory>
						</configuration>
					</execution>
				</executions>
			</plugin>