Merge pull request #320 from jamespedwards42/develop-coinbase

Coinbase Full Implementation & Demos
added the getter for orderId
Merge pull request #321 from andre77/develop

added the getter for orderId
Added getOpenOrders to BTERPollingTradeService
Merge pull request #322 from dhenry/develop

Added getOpenOrders to BTERPollingTradeService
.gitignore cleanup [ci skip]
reverted divide by 1000000
.gitignore cleanup [ci skip]
reverted divide by 1000000
Added Vircurex getOpenOrders
Merge pull request #325 from dhenry/develop

Vircurex getOpenOrders
Merge remote-tracking branch 'upstream/develop' into develop-coinbase
Changed withdrawal to return coinbase tx id instead of blockchain hash
and couple more comments.