Various fixes and additions

Closes the following issues on github:
https://github.com/mosa/MOSA-Project/issues/14
https://github.com/mosa/MOSA-Project/issues/15

Closes the following issues on mosa-project.org:
http://www.mosa-project.org/issues/44

Also has a few additions to Korlib and ExceptionEngine stubbing.
Removes the duplicate DeviceDrivers and DeviceSystem from CoolWorld.