Merge pull request #1 from absolutezer093/working

Changed the AddToCoefficients function to MultiplyCoefficientsBy because...
Merge pull request #2 from absolutezer093/working

Updates to the string parser
Merge pull request #3 from absolutezer093/working

Working
Merge branches 'master' and 'working' of https://github.com/absolutezer093/Hess-Calculator into working