Issue #136 (Metaqoutes MT5 Build 1930):

• Updated structures MqlTick, MqlBook with new field volume_real. Remove redundant code from MtApiService.
• Added new properties to the ENUM_SYMBOL_INFO_DOUBLE enumeration: SYMBOL_VOLUME_REAL,SYMBOL_VOLUMEHIGH_REAL, SYMBOL_VOLUMELOW_REAL

Issue #138 (MtApi5: ENUM_POSITION_PROPERTY_DOUBLE remove POSITION_COMMISION):

• removed rudiment value POSITION_COMMISION from enum ENUM_POSITION_PROPERTY_DOUBLE

Issue #143 ([ENHANCEMENT] MT5:Build1995 implement new function TesterStop()):

• Added function TesterStop

Issue #147 ([MT4] GetOrders returns orders AND deposit operations):

• Added non-documented types of trade operations: balance, credit, rebate.