Changed how times works.
Optimized; added SetString, TimesResult
Added Toom2 and fixed TimesResult bug.
Trying to continue to optimize.
BigInt uses std::vector instead of Deque
Optimization for Toom2
Overloaded operators for BigInt.
Optimization to Add and Subtract
Eliminated warnings.
Toom2 uses * operator
Working on Toom3. (BROKEN)
Reworked formulas, but still BROKEN.

r_2 isn't evenly divisible by 6, and negative subtraction on c_1