private void closeSVNClientManagerQuietly(SVNClientManager svnClientManager) {
		if (svnClientManager != null) {
			svnClientManager.dispose();
		}
	}
Get svn client manager with the designated subversionHome.

@return svn client manager
ngrinder-controller/src/main/java/org/ngrinder/script/repository/FileEntryRepository.java