Ignore vim swap files
Extended the template file.

- Added import statements for the numpy and cv2 libraries
- Added basic function to configure the camera image size.
- Added a default instance of the camera object called cam.
 On branch master
 Changes to be committed:
	modified:   source/template.py
Added 'your code goes here' message
Added a basic file that displays the camera in a window

- Configure function sets the image size.
- Main function loops over and over updating the image display window.
- Press q to exit.

 Changes to be committed:
	new file:   source/basic.py