update disclaimer for this repo
@@ -12,7 +12,7 @@ from conf_common import *
# General information about the project.
project = u'ESP8266 RTOS SDK Programming Guide'
-copyright = u'2016 - 2019, Espressif Systems (Shanghai) PTE LTD'
+copyright = u'2020, Espressif Systems (Shanghai) Co., Ltd.'
# The language for content autogenerated by Sphinx. Refer to documentation
# for a list of supported languages.
