Removed references to Money's  method, as users should never work with currency in a floating point format. Added cliffnote about FPP and Ruby's BigDecimal class
Removed references to Money's  method, as users should never work with currency in a floating point format. Added cliffnote about FPP and Ruby's BigDecimal class

holoiii/coinbase-ruby,Jarred-Sumner/coinbase-ruby,holoiii/coinbase-ruby,davidrv/coinbase-ruby,coinbase/coinbase-ruby,saizai/coinbase-ruby,saizai/coinbase-ruby,coinbase/coinbase-ruby,davidrv/coinbase-ruby