brew upgrade
Checking out v1.0.1 in /usr/local/Homebrew...
To checkout master in /usr/local/Homebrew run:
  'cd /usr/local/Homebrew && git checkout master
==> Auto-updated Homebrew!
Updated 2 taps (homebrew/core, pivotal/tap).
==> Updated Formulae
hopenpgp-tools             pivotal/tap/springboot ✔   rswift

==> Upgrading 1 outdated package, with result:
pivotal/tap/springboot 1.4.1.RELEASE
==> Upgrading pivotal/tap/springboot
==> Downloading https://repo.spring.io/release/org/springframework/boot/spring-b
######################################################################## 100,0%
==> Caveats
Bash completion has been installed to:
  /usr/local/etc/bash_completion.d

zsh completion has been installed to:
  /usr/local/share/zsh/site-functions
==> Summary
🍺  /usr/local/Cellar/springboot/1.4.1.RELEASE: 6 files, 9.0M, built in 3 seconds