Adds comments about TIFF & ICNS addition source
Adds TIFF and ICNS sizing methods.
Reverting to the cloned version with additions...
Update try and return formatting to as cloned

When editing the indentation was automatically changed by my editor. I needed to go through and manually try and set it back to where it was...
Merge pull request #6 from LavaSlider/master

Adding TIFF and ICNS code to NSString+FastImageSize