Install KDiff3 on OSX

Installing the diff/merge tool KDiff3 is easy using the package manager Homebrew extension Cask. The extension makes is possible to install (GUI) applications on the Mac without the dragging and dropping of the DMG-files.

jitsejan@MBP $ /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
jitsejan@MBP $ brew tap caskroom/cask
jitsejan@MBP $ brew cask install kdiff3