@Override
	public void delete(String module, ModuleType type, String target) {
		String path = Paths.build(MODULES_NODE, type.toString(), module, DEPENDENCIES_NODE, target);
		try {
			connection.getClient().delete().forPath(path);
		}
		catch (Exception e) {
			//NoNodeException - nothing to delete
			ZooKeeperUtils.wrapAndThrowIgnoring(e, NoNodeException.class);
		}
	}
ZooKeeper based implementation of {@link ModuleDependencyRepository} that writes each dependency to a node, such as:
{@code /xd/modules/[moduletype]/[modulename]/dependencies/[target]}.

@author Mark Fisher
@author David Turanski
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/module/store/ZooKeeperModuleDependencyRepository.java