Update for renames of char methods
Part 5: Control Constructs - The Plan
Part 5: Control Constructs - Some Groundwork
Part 5: Control Constructs - The IF Statement
Part 5: Control Constructs - The WHILE Statement
Part 5: Control Constructs - The LOOP Statement
Part 5: Control Constructs - REPEAT-UNTIL
Part 5: Control Constructs - The For Loop