Implementation of Ledgers endpoint in Ruby?

[altcointrading]

Issue type

missing functionality

Brief description

client.ledgers is not implemented

Steps to reproduce

require 'bitfinex'
require 'dotenv'

Dotenv.load()

#p ENV


endpoint = "https://api.bitfinex.com/auth/r/ledgers/hist"

rclient = Bitfinex::RESTv2.new({
 :api_key => ENV['BKEY'],
 :api_secret => ENV['BSEC'],
 :url => endpoint,
})

#p rclient.ticker('tBTCUSD', 'fUSD')
p rclient.ledgers

Additional Notes:

This is what I'm looking for: https://docs.bitfinex.com/reference#rest-auth-ledgers