v0.6.3

Minor release with bugfixes (the majority related to minor UI nits and exchange stability, mostly Binance):

• [UI]: Display roundtrip dates in both backtest & live bots (#2292, 3340b0c - @askmike)
• [DOCS]: Clarify the correct location of UIconfig (in gekko/web/vue/dist) (#2293 - @ACregan)
• [DOCS]: fix a lot of typos (#2293 - @hiyan)
• [GB]: hotfix: make sure we always bind exchange methods (#2302 - @askmike)
• [DOCKER]: don't auto start gekko on docker start (#2304 - @sylvainbaronnet)
• [CORE]: update sqlite & promisify deps (#2309 - @hilkoc)
• [GB/BITTREX]: Add Bittrex monitoring for Gekko Broker (#2310 - @askmike)
• [DB/POSTGRESQL]: improve postgre stability (#2310 - @askmike)
• [GB]: Improve sticky order error flow (#2324 - @askmike)
• [GB]: A number of improvements, specifically for binance and concurrent orders (#2330 - @askmike)
• [GB/LUNA]: Add Luno exchange (#2335 - @hiyan)
• [GB]: Update BFX & Coinfalcon market importers to new lodash version (#2339 - @askmike)
• [UI]: Fix non root path UI hosting (#2343 - @askmike)
• [GB/BINANCE]: Support the new dynamic fee tiers from Binance (#2344 - @askmike)
• [CORE]: Remove all exchange deps from main Gekko (576c968 - @askmike)
• [DOCS]: Document new required and optional exchange wrapper methods (32a1880 - @askmike)
• [DOCS]: Update rasppi docs for required Gekko Broker installation (941b3de - @askmike)