* Make terminfo search path match ncurses the ncurses manual (not the terminfo
  manual). Thanks @meh!
* Remove unnecessary `Send` bound on terminal writer. Thanks @hannobraun!
* Use the correct delete line capability for terminfo terminals. Thanks
  @sourcefrog!
* Internal: use static `&str`s in parsed terminfo database for fewer
  allocations.
* Don't pull in windows libraries unless compiling on windows. Thanks @dimbleby!
* Derive more traits (`Clone`, `Hash`, etc.).