fixed a serious bug with byref values and callfunc_push*() where the heap was used incorrectly, causing passed data to be easily corrupted.

added callfunc_push_array() (am42810)

plugins/include/amxmodx.inc

@@ -647,6 +647,7 @@ native callfunc_push_str(const VALUE[]);
 native callfunc_push_float(Float: value);
 native callfunc_push_intrf(&value);
 native callfunc_push_floatrf(& Float: value);
+native callfunc_push_array(const VALUE[], array_size);
 
 /* Make the actual call.
 * Return value of the function called. */