[gekko 0.6] API change for running a backtest

[thegamecat]

request:
Request {
domain: null,
_events: [Object],
_eventsCount: 5,
_maxListeners: undefined,
body: '{"gekkoConfig":{"debug":true,"strategyrefname":"zuki_all_v1-1531658375958.js","watch":{"exchange":"binance","currency":"USDT","asset":"ETH"},"backtest":{"daterange":{"from":"2018-06-18 18:17:00","to":"2018-06-26 20:45:00"},"batchSize":50},"zuki_all_v1":{"ichimoku":{"conversionPeriod":22,"basePeriod":17,"spanPeriod":66,"displacement":34,"keh":10,"dt":"0.009"},"logging":false,"macd":{"short":14,"long":23,"signal":6,"emalength":32},"stoploss":{"zuki_enable_stop_loss":true,"zuki_stoploss_above_buy_price":0.8759058679531262,"zuki_stoploss_below_buy_price":0.9138038983058749},"controller":{"ichimoku_short_use":1,"ichimoku_long_use":1,"ichimoku2_short_use":1,"ichimoku2_long_use":2,"macd_short_use":2,"macd_long_use":1}},"filewriter":{"enabled":false,"logpath":"/mnt/d/bash/backtester/strategy_logs/"},"paperTrader":{"slippage":0.05,"feeTaker":0.25,"feeMaker":0.15,"feeUsing":"maker","simulationBalance":{"asset":1,"currency":100},"reportRoundtrips":true,"enabled":true},"backtestResultExporter":{"enabled":true,"writeToDisk":false,"data":{"stratUpdates":false,"roundtrips":true,"stratCandles":false,"stratCandleProps":["open"],"trades":false}},"writer":{"enabled":false,"logpath":""},"tradingAdvisor":{"enabled":true,"method":"zuki_all_v1","candleSize":30,"historySize":50},"performanceAnalyzer":{"riskFreeReturn":2,"enabled":true},"valid":true}}',
headers: [Object],
timeout: 1200000,
method: 'POST',
readable: true,
writable: true,
explicitMethod: true,
_qs: [Object],
_auth: [Object],
_oauth: [Object],
_multipart: [Object],
_redirect: [Object],
_tunnel: [Object],
_rp_resolve: [Function],
_rp_reject: [Function],
_rp_promise: [Object],
_rp_callbackOrig: undefined,
callback: [Function],
_rp_options: [Object],
setHeader: [Function],
hasHeader: [Function],
getHeader: [Function],
removeHeader: [Function],
localAddress: undefined,
pool: {},
dests: [],
__isRequestRequest: true,
_callback: [Function: RP$callback],
uri: [Object],
proxy: null,
tunnel: false,
setHost: true,
originalCookieHeader: undefined,
_disableCookies: true,
_jar: undefined,
port: '3001',
host: 'localhost',
path: '/api/backtest',
_json: true,
httpModule: [Object],
agentClass: [Object],
agent: [Object],
_started: true,
href: 'http://localhost:3001/api/backtest',
req: [Object],
ntick: true,
timeoutTimer: null,
response: [Circular],
originalHost: 'localhost:3001',
originalHostHeaderName: 'host',
responseContent: [Circular],
_destdata: true,
_ended: true,
_callbackCalled: true },
toJSON: [Function: responseToJSON],
caseless: Caseless { dict: [Object] },
read: [Function],
body: 'Internal Server Error' } }
(node:2707) UnhandledPromiseRejectionWarning: StatusCodeError: 500 - "Internal Server Error"
at new StatusCodeError (/mnt/d/bash/backtester/node_modules/request-promise-core/lib/errors.js:32:15)
at Request.plumbing.callback (/mnt/d/bash/backtester/node_modules/request-promise-core/lib/plumbing.js:104:33)
at Request.RP$callback [as _callback] (/mnt/d/bash/backtester/node_modules/request-promise-core/lib/plumbing.js:46:31)
at Request.self.callback (/mnt/d/bash/backtester/node_modules/request/request.js:186:22)
at emitTwo (events.js:126:13)
at Request.emit (events.js:214:7)
at Request.<anonymous> (/mnt/d/bash/backtester/node_modules/request/request.js:1163:10)
at emitOne (events.js:116:13)
at Request.emit (events.js:211:7)
at IncomingMessage.<anonymous> (/mnt/d/bash/backtester/node_modules/request/request.js:1085:12)
at Object.onceWrapper (events.js:313:30)
at emitNone (events.js:111:20)
at IncomingMessage.emit (events.js:208:7)
at endReadableNT (_stream_readable.js:1064:12)
at _combinedTickCallback (internal/process/next_tick.js:138:11)
at process._tickCallback (internal/process/next_tick.js:180:9)
(node:2707) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). (rejection id: 1)
(node:2707) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.