Merge pull request #350 from jamespedwards42/develop

Complete BTER Implementation
correct scaling routines in CoinfloorUtils
Merge pull request #351 from whitslack/develop

correct scaling routines in CoinfloorUtils
fix TestCoinfloorAdapters (broken by a5641df)
Merge pull request #352 from whitslack/develop

fix TestCoinfloorAdapters (broken by a5641df)
added verify call in all TradeService classes where missing
checked usage of verify methods and fixed if needed
refactor bitcoinium module
Dynamic Init of CurrencyPairs & IOException for getExchangeSymbols()