double-extra

Missing presentations for Double numbers (fixed, scientific etc.)

please use coerce to convert from double before presenting

DoublePrecision (i :: Nat)
DoubleExponential (i :: Nat)
DoubleFixed (i :: Nat)
DoubleShortest

Please Note

For GHCJS you need to use the settings from stack till https://github.com/bos/double-conversion/pull/16