v.1.7.0

Changes

• added full support for backend.
• added settings tips and tipmessages.
• added list of the players spawned vehicles to the UI.
• added checks to make sure if a vehicle saved in g_savedata still exists. fixing players not being able to spawn anything if they despawn their vehicles during a reload.
• fixed chat getting spammed with playtime achievement messages on players playtime getting retrieved from backend.
• turned commands ?as, ?ui and ?pvp into functions to make managing logic easier.
• added checks to ?pi, ?tpp, ?tpv, ?tvp, ?warn, ?pc, ?forcepvp etc. to stop script crashes revolving around commands with wrong inputs.
• changed so ?rules uses a setting for its message.
• added ?die / ?respawn.