First commit. Added README.md and __init__.py so..

The the folder can be seen as package.
Added .gitignore to ignore .pyc files.
Added utils.py that contains method to show image.

It also contains a method to delete all windows.
This file currently only contains shortcuts to cv2 methods.
Added method to convert image to gray.

The method is just to save some key strokes.
Added new method to show the image.

This new method is written using matplotlib instead of opencv.
Updated the README.md file.
Updated the README.md again.
Deleted because I created another one in github.
Merge branch 'master' of https://github.com/cesarsalgado/cesvision

This is merge is just adding the license term and a new README.md.
These files were created when I created the repo in Github. This
is the first pull I do.