Vehicle quick mount (#4931)

* Add quickmount files from ACEX

* Rename to ACE3, Streamline, Use clientInit

* Rename functions to ACE3, Fix crew getting

* Fix enabled text

* Fix texts

* Remove spaces

* Rework seat search

addons/quickmount/config.cpp

@@ -0,0 +1,18 @@
+#include "script_component.hpp"
+
+class CfgPatches {
+    class ADDON {
+        units[] = {};
+        weapons[] = {};
+        requiredVersion = REQUIRED_VERSION;
+        requiredAddons[] = {"ace_common"};
+        author = ECSTRING(common,ACETeam);
+        authors[] = {"Kingsley"};
+        url = ECSTRING(main,URL);
+        VERSION_CONFIG;
+    };
+};
+
+#include "CfgEventHandlers.hpp"
+#include "ACE_Settings.hpp"
+#include "CfgVehicles.hpp"