fixed
fixed groupIds
Merge branch 'develop'

Conflicts:
	README.md
Merge branch 'develop'
Merge branch 'develop'
Merge branch 'develop'
Merge branch 'develop'
added .travis.yml
Merge branch 'develop'

Conflicts:
	.travis.yml
Merge branch 'develop'
Quick'n'Dirty implementation to support bitcoincharts.com json api for chartdata
QuicknDirty implementation, missing file
BTCChina example and test classes
Merge pull request #152 from deveth0/advanced-bitcoinchart-data

Use JSON API of BitcoinCharts to get chart-data
formatting and organize imports
Bitcurex Module
updated ci URL
added auto-header to Maven build
issue # 154, added null check and throw ExchangeException
moved setting of tickerRequestTimeStamp