readme update for thesis

Author: SaNuelson

README.md

@@ -9,3 +9,9 @@ DCR is already implemented in 2 ways:
  - [DCR stand-alone web-page](https://github.com/SaNuelson/DataChartRenderer/tree/master/web/auto-page)
  - [DCR Chrome extension](https://github.com/SaNuelson/DataChartRenderer/tree/master/extension)
 
+#### Thesis-regarded note
+
+It is possible the DCR plug-in will be in further development after the submission of the thesis.
+
+Due to this reason, a tag "thesis" has been created as well as appropriate release containing a zipped extension/ folder
+to gain easy access to the state of the repository at the time of submitting my bachelor thesis.