Wrote the first intro parts to editing
Fixing some layouts
Testing different image host
Fix the rest of the images with Drp.io links
Some layout linebreaks
Added Exercises
Added Exercise4
Added doctype header
Fixed img src line, added Markdown img example
Added directions to update your repo
Re-ordered the activity to put the first commit in-line
Added edit window shot
Added Some CSS
tweak CSS layout
remove float
added CSS classes to all images
Remove classes from the image example to keep it simple
Moved Class 12 content out of index.html to here.
Added info about other work
Updated Title