added SCHED_RR and SCHED_FIFO logic to sched_rt
modified gitignore to allow .config file that Kevin D. McGrath generated for this project
added my current progress ont the concurrency assignment needs work still
Merge branch 'master' of github.com:nelsonni/cs444-group4
Merge branch 'master' of github.com:nelsonni/cs444-group4
Merge branch 'master' of github.com:nelsonni/cs444-group4
added insert code (no mutexing)