Whitespace fix by Alan Eliasen
Fix a bug in multModFn() when a=b=2^n
Rename cyclicShiftRight to cyclicShiftRightBits for consistency
Optimized squaring modulo Fn
Fix a potential bug in subModPow2
Fix a bug in appendBits
Refactor addModPow2 for consistency with subModPow2
Fix a bug in addShifted()
More Schönhage-Strassen tests
Test square()
Update diffs