Added kernel-side scripts for assignment 2

See merge request krhancoc/cs350-assignments!5

We specifically cannot use run.sh as an example as it contains the
deliminator used by our testing framework to split up tests. This
makes the framework believe the script itself is splitting up tests and
can cause weird bugs.

Remove stderr test for A1User

See merge request krhancoc/cs350-assignments!4

See merge request krhancoc/cs350-assignments!3

Added testing code and test cases for user side of assignment 1

See merge request krhancoc/cs350-assignments!2

Assignment 0 - Userspace

See merge request krhancoc/cs350-assignments!1