macOS system monitor in Swift

Current version:

Homepage: https://github.com/beltex/dshb

Formula history

Izzy Navedo Replace references to “(Mac) OS X” with “macOS”.
Mike McQuaid Use hash rockets again. (#5177)
Mike McQuaid Use Ruby 1.9+ symbol hash keys in all formulae. (#4942)
Zhiming Wang dshb: do not manually set TERM in test
beltex dshb 0.1.0 (new formula)