Added live trades support for Bitstamp streaming API
Merge pull request #451 from mdeverdelhan/develop

Added live trades to Bitstamp streaming service
[BitMarket] Add "last" to ticker
purged ExchangeInfo - see issue #448
Merge branch 'develop' of github.com:timmolter/XChange into develop

Conflicts:
	xchange-bitfinex/src/main/java/com/xeiam/xchange/bitfinex/v1/service/polling/BitfinexMarketDataService.java
	xchange-cryptsy/src/main/java/com/xeiam/xchange/cryptsy/service/polling/CryptsyMarketDataService.java
	xchange-examples/src/main/java/com/xeiam/xchange/examples/cryptsy/CryptsyDemo.java
	xchange-hitbtc/src/main/java/com/xeiam/xchange/hitbtc/HitbtcAdapters.java
	xchange-hitbtc/src/main/java/com/xeiam/xchange/hitbtc/service/polling/HitbtcAccountService.java
	xchange-hitbtc/src/main/java/com/xeiam/xchange/hitbtc/service/polling/HitbtcAccountServiceRaw.java
	xchange-hitbtc/src/main/java/com/xeiam/xchange/hitbtc/service/polling/HitbtcMarketDataService.java
organize imports, format
purged verify() - see issue #448