setup.py: update error message for Python 3.5

Jupyter Console 6.2.0 dropped support for Python 3.5 (see 81beabd), but
an outdated error message is currently shown when trying to install on
Python 3.5; it suggests Python 3.5 is supported rather than unsupported.

Author: chrstphrchvz

setup.py

@@ -32,9 +32,10 @@
 
 
     error = """
-Jupyter_Console 6.0+ supports Python 3.5 and above.
+Jupyter_Console 6.2+ supports Python 3.6 and above.
 When using Python 2.7, please install and older version of Jupyter Console
 Python 3.3 and 3.4 were supported up to Jupyter Console 5.x.
+Python 3.5 was supported up to Jupyter Console 6.1.0.
 
 Python {py} detected.
 {pip}