Updated week3 lab to reinclude pods.notebook.
Merge pull request #1 from mikecroucher/master

Small text edits
Changes for merge
Changes for merge
Mods to week4 lab.
Mods to week4.ipynb
Mods to week4.ipynb
Mods to week4.ipynb
Mods to week4.ipynb
Removed double paste.
Update week 4.
Minor updates to week3 lab.
Updates on upgrading ipython for week4 notebook.
Changes to lab sheets and reorganisation of schedule.
Update the MLAI notebooks for weeks 6, 9 and 10.
Update indexes for lab classes.
Minor changes to MI lab class.
Notebook changes.
translated maxs doc into ipynb
added some new tutorial notebooks