Added support for QBX Properties

[lenzh]

Saw alot of people having a error with qbx

[Florian306]

Hello, I have downloaded the files, but now I have the following error:
[ script:qbx_core] SCRIPT ERROR: citizen:/scripting/lua/scheduler.lua:750: SCRIPT ERROR: @ps-mdt/server/dbm.lua:64: ps-mdt was unable to execute a query!
[ script:qbx_core] Query: SELECT houselocations.label, houselocations.coords FROM player_houses INNER JOIN houselocations ON player_houses.house = houselocations.name where player_houses.citizenid = ?
[ script:qbx_core] ["BXEAP4J7"]
[ script:qbx_core] Table 'db_16786678_1.player_houses' doesn't exist