Parse http-code (like 'Header-X: foo\r\nHeader-Y: bar\r\n') and retrieve (save) HTTP-headers

		:param http_code: code to parse
		:return: None

def parse_headers(self, http_code):
		""" Parse http-code (like 'Header-X: foo\r\nHeader-Y: bar\r\n') and retrieve (save) HTTP-headers

		:param http_code: code to parse
		:return: None
		"""
		if self.__ro_flag:
			raise RuntimeError('Read-only object changing attempt')
		self.__headers = WHTTPHeaders.import_headers(http_code)