fixed typos in lab1

changed file name referenced in postlab
clarified the description of operator<<
Updated the slides so that they all validate properly as per http://http://validator.w3.org
Merge pull request #9 from cceckman/master

IBCM & Tutorial 2
Merge branch 'master' of github.com:aaronbloomfield/pdr
converted *.md -> *.html from pull request #9
Updated 03-lists and the daily announcements for tomorrow's lecture
Removed git-pull-hook.php, as I am no longer using it
Updates from today's lectures
Updated the Markdown utiltiy for better handling of code blocks between local Markdown and GFM
Updated the Markdown utiltiy for better handling of code blocks between local Markdown and GFM
Lab 3 is ready to go
Added a first conversion of lab 4; updated lab 3 a bit
Merge branch 'master' of https://github.com/akroy/pdr into akroy-master
Updated daily announcements and 04-numbers for tomorrow; various other minor edits and such
Updates from today's lectures
The markdown.cpp now adds a character encoding and a title tag to allow for proper validation
After the last commit, where the title of the page is the first line, the existing .md files were edited with this in mind
Updated the daily announcements for tomorrow
Started conversion of 05-arrays-bigoh; the middle section is not yet formatted
Updates from today's lectures