handle strings correctly when FriBidi not installed
* fix Debian#762075 (https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=762075)
prefer LC_CTYPE to LANG
* fix Debian#762138 (https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=762138)
support `most` as an alternative pager of `less`
* fix Debian#762138 (https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=762138)
update README.md: environment variable LC_TYPE
update man page: environment variable LC_TYPE
get terminal columns if COLUMNS not found
fix a regression bug (related to #24)
update README.md
add a copyright WAIVER file
add my signature
add CONTRIBUTING.md
update README.md
update README.md
make option -version and -interactive a little more comprehensive
implement the first command :q
version 0.8.21