v0.5.12

Minor release, most changes are focussed on stability:

• [EXCHANGE] Added CoinFalcon Exchange (@vivekmarakana - #1599)
• [INDICATORS] Fix inputs for tulip indicators ultosc (@cmroche - #1455)
• [DOCS] Fix typos in tradebot doc (@alexpantyukhin - #1464)
• [CORE] Fix Referenceerror introduced in #1411 (@greenbigfrog - #1470)
• [EXCHANGE] Fix Bitstamp BTC buy units, and add BCH asse (@kevinmershon - #1477)
• [DB] Downgrade from postgres 9.5 dependency by not using 'on conflict do nothing' (@kevinmershon - #1478)
• [PLUGIN] Fix IFTTT description (@greenbigfrog - #1479)
• [INDICATORS] Fix spelling mistake in tulind.js (@keustma - #1502)
• [EXCHANGE] Reimplement binance exchange with better error and retry handling (@cmroche - #1508)
• [CORE] Fix deprecated call to moment (@cmroche - #1510)
• [DOCS] Update install documentation for talib and tulind (@cmroche - #1511)
• [PLUGIN] fix email options bug (@ozanh - #1521)
• [EXCHANGE] GDAX - Move to new retry/error handling approach and re-write importer (@cmroche - #1543)
• [EXCHANGE] Bitfinex - Move to new retry and error handling scheme, improvements to import (@cmroche - #1549)
• [PLUGIN] Better slack messages (@tg44 - #1559)
• [EXCHANGE] Binance API changes now limit queries to 1 hour, no longer 1 day. (@cmroche - #1568)
• [DB] FIx SQLITE_MISUSE error (accidental DB handle closure) (@cmroche - #1591)
• [EXCHANGE] bugfix - bitfinex minimal order size IOTA/ETH (@Dries-Vandenneucker - #1612)
• [EXCHANGE] Fix WAVES coin name in bitcoin-co-id (@antonrifco - #1624)
• [PLUGIN] Add Kodi notifications (@billymcintosh - #1630)
• [EXCHANGE] Add Pairs Bitttrex USDT to ADA, BTG, OMG (@eduardoarn - #1661)
• [CORE] Bugfix/fix cp debug port conflict (@mronus - #1666)
• [EXCHANGE] Fix check for data errors in binance response (@cmroche - #1674)
• [DOCS] Remove typos out of creating a strategy doc (@oleersoy - #1675)
• [DOCS] Fix openssl installation command (@Kapyshonchik - #1681)