Allow retrieving wallets other than btc,usd on bitfinex
Updated WebSocketEventProducer message fragment logic
Updated WebSocketEventProducer message fragment logic
Merge pull request #360 from ObsessiveOrange/develop

Updated WebSocketEventProducer message fragment logic
Merge pull request #358 from bolobox/develop

Allow retrieving of wallets other than btc,usd on bitfinex
refactored CurrencyPair, added JavaDocs for better explanation
code formatting
Merge remote-tracking branch 'upstream/develop' into develop

Conflicts:
	xchange-core/src/main/java/com/xeiam/xchange/currency/CurrencyPair.java
	xchange-cryptotrade/src/main/java/com/xeiam/xchange/cryptotrade/CryptoTradeAuthenticated.java
Init Justcoin currency pairs from api & fix pair string used for placing
orders.