Replaced the url to the current homebrew repository, replaced the brew services command with launchctl (brew 'services' is deprecated and doesn't work anymore), added installation of bundler, added if statement to personal additions file
Place the latest changes to the components and rebuild the mac/linux scripts
converts tabs to spaces
adds ghostscript package to mac components

supports the pdf generation
fixes error that stops laptop when a package is already installed
cleanups packages file
removes some desktop apps
adds postgres to start services
fixes error that stops laptop when brew-cask is installed
updates mac manifest
adds invoker to default gems
compiles scripts
updates cask install command
removes flux from default desktop apps
replaces hipchat with slack
adds brew install method to check if a package is already installed
adds ghostscript and use brew_install function
updates default ruby to 2.1.5
uses brew_install to install hub
uses brew_install to install heroku-toolbelt