Add test for 944
Pass test for 944
start refactoring out similarities between 9, 90, and 900, 4, 40, and 400
Restructuring if cases to look more similar for refactoring
Starting to loop things up in a for, with the place value as the control value
Starting to loop things up in a for, with the place value as the control value
Abstract out the differences in roman values
Rolled in half the tens-values
Switched to c++ std pow function
Switched back from pow, changed for loop to deal with tens places directly