Issue vdemydiuk#74: Updated package Newtonsoft.Json from 8.0.3 to 12.0.2

Disable debug loging in MtApi.ex5

MtApi5.ex5: Update version to 1.5. Disable debug logging

Issue vdemydiuk#93: Fixed typo Cction (Action) in MtApi5.mq5

Issue vdemydiuk#88: Activate execute commands in tester mode (MT5)

Issue vdemydiuk#81: Added function TimeGMT into MtApi (MT4)

Issue vdemydiuk#83: Added command button HistoryDealMethods to check …

…functions related to the issue

Version MtApi4 1.0.39

Updated test application (MT5): added test functions HistoryDealGetDo…

…uble, HistoryDealGetInteger, HistoryDealGetString

Issue vdemydiuk#14: Updated test application for using function Posit…

…ionOpen with MqlTradeResult