Request statistics

Response data now contains some statistics of performed request. Current structure of the .Data.RequestStats parameter is:

RequestStats.TotalTime (Total time spent by performing entire request, including parsing and api calls)
RequestStats.TemplateProcessingTime (Time spent on template preparation and processing)
RequestStats.APICallsTotalTime (Total time of API calls, for DTO may exceed Total request time because some requests performed in parallel)
RequestStats.APICallsCount (Number of API calls)
RequestStats.APICalls[] (Array containing APICall elements)
RequestStats.CacheTotalTime (Total time spent on caching, not available at the moment)

APICall.Took (Time spent on this particular call, without parsing)
APICall.Endpoint (API endpoint)
APICall.ResponseCode (API http response code)