Small update to CLA handling

if __name__ == '__main__':

	parser = argparse.ArgumentParser(formatter_class = argparse.ArgumentDefaultsHelpFormatter)

	parser = argparse.ArgumentParser(description = 'Convert oneM2M markdown specificatios to MkDocs format',

								     formatter_class = argparse.ArgumentDefaultsHelpFormatter)

	parser.add_argument('--verbose', '-v', action = 'store_true', help = 'verbose output during processing')

	parser.add_argument('--very-verbose', '-vv', action = 'store_true', help = 'very verbose output during processing')

	parser.add_argument('--title', '-t', metavar = 'title', required = True, help = 'mkdocs navigation tile')

	parser.add_argument('--ignore-clause', '-ic', metavar = 'clause', nargs = '+', default = [ 'Contents', 'History' ], help = 'ignore headers in the markdown document')

	parser.add_argument('--split-level', '-sl', metavar = 'level', type = int, default = 2, help = 'split clauses on which level')

	parser.add_argument('--split-level', '-sl', metavar = 'level', type = int, default = 2, help = 'on which level to split clauses to separate files')

	parser.add_argument('--media-directory', '-md', metavar = 'media-directory', default = 'media', help = 'directory name where media files are stored')

	parser.add_argument('--title', '-t', metavar = 'title', required = True, help = 'mkdocs navigation tile')

	parser.add_argument('document', type = str, help = 'a oneM2M markdown specification document to process')

	args = parser.parse_args()

	processDocument(args)