More edits to Interior Point I.
Small changes to InteriorPointI. Major additions to InteriorPointII.
Added two images.
Fixed small typo.
Merge pull request #474 from insertinterestingnamehere/comp

Complex Analysis
Minor corrections to Interior Point II.
Merge pull request #463 from abefrandsen/interiorPoint

More edits to Interior Point I.
Merge branch 'master' into comp