- Update to 608:
* Add the --header option (github #43).
* Add the --no-number-headers option (github #178).
* Add the --status-line option.
* Add the --redraw-on-quit option (github #36).
* Add the --search-options option (github #213).
* Add the --exit-follow-on-close option (github #244).
* Add 'H' color type to set color of header lines.
* Add #version conditional to lesskey.
* Add += syntax to variable section in lesskey files.
* Allow option name in -- command to end with '=' in addition to '\n'.
* Add $HOME/.config to possible locations of lesskey file (github #153).
* Add $XDG_STATE_HOME and $HOME/.local/state to possible locations
of history file (github #223).
* Don't read or write history file in secure mode (github #201).
* Fix display of multibyte and double-width chars in prompt.
* Fix ESC-BACKSPACE command when BACKSPACE key does not send 0x08
(github #188).
* Add more \k codes to lesskey format.
* Fix bug when empty file is modified while viewing it.
* Fix bug when parsing a malformed lesskey file (githb #234).
* Fix bug scrolling history when --incsearch is set (github #214).
* Fix buffer overflow when invoking lessecho with more than 63 -m/-n
options (github #198).
* Fix buffer overflow in bin_file (github #271).
* Fix bug restoring color at end of highlighted text.
* Fix bug in parsing lesskey file.
* Defer moving cursor to lower left in some more cases.
* Suppress TAB filename expansion in some cases where it doesn't make sense.
* Fix termlib detection when compiler doesn't accept