master
man pages: consolidate libsmartcols environment variables
fix whitespace issue in ducumentation
man-common: rename annotation.adoc to annotate.adoc
Prevent problems with period after the URL
terminal-colors.d: support NO_COLOR
man: Adjust ENVIRONMENT grammar
Add asciidoc man pages and some include files
man pages: use the same verb for --version as for --help, like in usages
docs,usage: harmonize description of --hyperlink, and add 2 missing ones
docs: rewrite the description of --bytes, to be clearer
man pages: unify output of --help and --version
Use https for project-related documentation.