COMMENT typos and surrounding whitespace fixes. A few Makefiles where not
included as they contain Latin-1 characters that break the Phabricator
workflow. Category M.
CR: D306
Approved by: portmgr (bapt)
It can indicate progress with percentage, a progress bar,
and estimated remaining time.
WWW: http://0xcc.net/ruby-progressbar/index.html.en
PR: ports/126885
Submitted by: TAKATSU Tomonari <tota at rtfm.jp>
