create annotate.m

- Annotates images of flags
- Currently requires manual selection of image and points.
- Not modular
- Not optimized for performance

% Use ginput to select corner points of a rectangular
% region by pointing and clicking the mouse twice, once in top left
% and once in bottom right
% Write pixels to text file. 

% fid = fopen( 'results.txt', 'wt' );
% for image = 1:N
%   [a1,a2,a3,a4] = ProcessMyImage( image );
%   fprintf( fid, '%f,%f,%f,%f\n', a1, a2, a3, a4);
% end
% fclose(fid);