Update copyright date on docs, change docs version to read '2' instead of '2.1.0' - matches orm

docs/en/conf.py

@@ -38,16 +38,16 @@ master_doc = 'index'
 
 # General information about the project.
 project = u'Doctrine DBAL'
-copyright = u'2010, Roman Borschel, Guilherme Blanco, Benjamin Eberlei, Jonathan Wage'
+copyright = u'2010-2015, Roman Borschel, Guilherme Blanco, Benjamin Eberlei, Jonathan Wage'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
 # built documents.
 #
 # The short X.Y version.
-version = '2.1'
+version = '2'
 # The full version, including alpha/beta/rc tags.
-release = '2.1.0'
+release = '2'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.