Update doc version number

Author: kevinschmidmayer

Diff for: docs/sphinx_docs/source/conf.py

@@ -23,13 +23,13 @@
 # -- Project information -----------------------------------------------------
 
 project = 'ECOGEN'
-copyright = '2019, code-mphi'
+copyright = '2021, code-mphi'
 author = 'code-mphi'
 
 # The short X.Y version
-version = '2.0'
+version = '3.0'
 # The full version, including alpha/beta/rc tags
-release = '2.0'
+release = '3.0'
 
 
 # -- General configuration ---------------------------------------------------