Camelcase constants
Rename GoDecimal.ToString -> String
Simplify some lines in mantissaMultiplyAdd
Reorder imports and rename test case
Set the stringCache variable in GoDecimal.String()
Simplify init hook for byteCarry and byteDigit
Simplify some expressions
Merge pull request #1 from alexandercampbell-wf/stylistic_tweaks

Stylistic tweaks