Adding my stuff
Reached the end of notes. Still need to add abstract int. example.
Adding files so that pdfcrop and inkscape are not necessary.
typo
Finalized shapes to png - no .ods
Proof read under way
Adding .sty
same...
Final changes before pull request.
Merge pull request #12 from panagosg7/master

Notes from second lecture on Abstract Interpretation -- thanks Panos!