Removed the class's properties member and replaced all this.processes statements to use the new _ResidentProcesses global in globals.js.
Removed a reference to a non-existent class member (this.systemMemory).
Removed unused class member variable.  Added memoryBlocks member variable to keep track of which process is in which block.
Removed a few unused class members that are not needed.  Modified init method to initalize the memoryBlocks array.  Added a method to determine the next available memory block.
Decided to put the resident process list here.
Added the logic to the skeleton on the shellTop method.
Added the Round Robin Quantum global variable.