altbuf scroll deviates from xterm behavior
printf '\e[?1007h' ; reset ; less README.md
In xterm and VTE scrolling in less generates arrow key events
printf '\e[?1007l' ; reset ; less README.md
in xterm scrolling does not generate arrow key events, in VTE it does.
This means that in VTE it is not possible to override the default of this setting.
Also this is xterm extension so please at least make it behave the same as in xterm.