Changelog for 0.1.2_2-beta

Released date : June 19 2018

Concerned issues :

#193 [Bittrex] Test OctoBot on different exchanges
#232 added performance tests for evaluator stress test
#235 added progress info in tentacles manager
#243 [Config] Fix Exception description
#245 [TentacleManager] add confirm before delete files
#247 [OrderCreator] test get_additional_dusts_to_quantity_if_necessary function

New features :

- OrderCreator : Take in account potentiel dust when creating order

Bug fix :

- Fix backtesting
- Fix Rest exchange to support additional exchanges