Changes

Blogs are fine if you have time to be blogging about what you're doing but most of the time you honestly don't even have '''enough''' time to finish whatever it is that you're blogging about :(<br/>-northWind <hr/>

<br/>- Brendan for the assignment #2, in the new iol.h, the last parameter in the declaration of method iol_display should be int len, not unsigned int len.<br /> - mzheng9