MtGox with JAX-RS. Non-working attempt at BTC withdrawal. getOpenOrders and placeLimitOrder work with the JAX-RS stuff.
Merge changes from upstream
Fix missing imports
Make compatible with upstream changes
Merge branch 'develop' into mtgox-jaxrs-withdraw
No less than 0.001 BTC may be withdrawn.
Merge branch 'develop' into mtgox-jaxrs-withdraw

Conflicts:
	xchange-mtgox/src/main/java/com/xeiam/xchange/mtgox/v1/service/account/MtGoxPollingAccountService.java
	xchange-mtgox/src/main/java/com/xeiam/xchange/mtgox/v1/service/trade/polling/MtGoxPollingTradeService.java
Finish merge.
Added some javadocs. Renamed a method.
Merge remote-tracking branch 'upstream/develop' into develop
Merge branch 'develop' into mtgox-jaxrs-withdraw
Support null parameter values (by ignoring them).
Remove logging
MtGox account data and market data with rest proxy
Move & rename interface, some cleanup
Show open orders after placing a market order. Find the market order among all orders.
Added HmacPostBodyDigestTest (copied from CryptoUtilsTest)
MtGox trade with rest proxy