kind of works
added negate fn so fmt fns could have extra arg removed
fixed for when there's no fractional part
messy but does things
added fn to sum conversions
made expansion more generic, fconvert->sum-expanded and more generic
added hex conversion
fixed bug where 9 wasn't included
fixed error in hex conversion, changed return val to provide more info
added decimal to hex conversion
changed name to numb, made sum formatting less ugly
added some docstrings
renamed things and fixed some formatting
license
Merge branch 'master' of https://github.com/anthgur/numb