Tutorial update for 3.0 by Paul Dubois.
I had to fix a few markup issues in controlflow.rst and modules.rst.
There's a unicode issue on line 448 in introduction.rst that someone else needs to fix.
diff --git a/Doc/tutorial/interactive.rst b/Doc/tutorial/interactive.rst
index 8eeca2a..11a970f 100644
--- a/Doc/tutorial/interactive.rst
+++ b/Doc/tutorial/interactive.rst
@@ -158,6 +158,8 @@
symbol table. A command to check (or even suggest) matching parentheses,
quotes, etc., would also be useful.
+.. %
+ Do we mention IPython? DUBOIS
.. rubric:: Footnotes