Merge pull request #4 from Bikonja/master

Add script to handle symlinks in Windows
Merge pull request #5 from Bikonja/master

Added safety check for symlinks and simplified script call
Added getpixel and get_image_size
Initial commit for polygon and bitmaps
X
Split polygon and bitmap examples
Before polygon reorg
Fixed polygon drawing - problem was in edge adder loop
Cleanup utils.py, polygon and bitmap stuff