Broken links were broken.
Moved (renamed) files
changed order of links
fixed link
HEading mismatch
Fixed typos in links.
got rid of codeexample and python announcements from trac
changed :: to gollum syntax
more attempts to fix numpy lecture.
fixed numpy chaos.
Edited titles to inform order.
Fixed links...
I couldn't handle the filenames with commas in them. It was too much for me. I 've changed them to have no colons or commas.... I camelcased the spaces.