Update lecture.html to include my section

Added the "Review tutorial material" section to the lecture.html file.
Update lecture.html

Further revisions based on Andromeda's comments of 6/22.
Merge pull request #19 from CarliS/patch-1

Update lecture.html to include my section
Updated lecture.html with loop section

Apologies for any wacky formatting issues. Will try and fix them when I
catch them.
Fixed indentation, <pre> tabbing

gah.
Yet again, more fixing of tabbing in <pre> tags

<pre> treatment of tabs can go DIAF.
convert array => list, add one explanatory p
Fixed a couple of typos
Merge pull request #20 from phette23/gh-pages

update section on dicts
add course evaluation link
Merge branch 'gh-pages' of https://github.com/LibraryCodeYearIG/python-preconference into gh-pages
adding thanks to Polly for sponsorship
PAFA in header too
proofreading
proofreading
we should have an index page
tweaking
tweaking
Changed words.py to words1.py

conference change, wheeeeeeeeeeeeeeeeeeeee
can has schedule