Make Trades comparator static
[Bitfinex] Exception handling

All error messages returned by Bitfinex are now caught and thrown as an
ExchangeException with the message from Bitfinex.
[Poloniex] Account service exception handling

I will handle trade service exceptions once ResCU is able to parse
non-400 responses as an exception.
Merge pull request #641 from zholmes1/develop

Exception Handling
Merge pull request #640 from jheusser/static_comparators

Make Trades comparators static
[Bitfinex] Mute cancel order exception
Merge pull request #642 from zholmes1/develop

[Bitfinex] Mute cancel order exception
Crypto-Trade.com v2.0 API updates; CryptoTradeException; getTickers()
[CryptoTrade] added CryptoTradeException to public API methods
[CryptoTrade] renamed and broke-out C-T Deserializer's
Merge pull request #643 from nimrood/develop

Crypto-Trade.com v2.0 API updates; CryptoTradeException; getTickers()
typo fix
[Bittrex] Fixed trade history limit price
Merge pull request #645 from zholmes1/develop

[Bittrex] Fixed trade history limit price
[CryptoTrade] implemented getpairs info (min. Amount, decimals, pair type)
Merge pull request #646 from nimrood/develop

[CryptoTrade] implemented getpairs info (pair types, min order amount, rate/price precision)
updated URL
Add test case for BTCTradeOrder deserializing.
Fix BTCTradeTradeService.getTradeHistory(Object...), as no detail trades in the returned order list.
Fix BTCTradeTradeService.getOpenOrders() for: time zone issue in order date adapting, the orders which are not BTC_CNY.