language: objective-c
xcode_project: PercentAge.xcodeproj
xcode_scheme: PercentAge
xcode_sdk: iphonesimulator8.1
before_install:
  - brew update
  - brew upgrade

language: objective-c
xcode_project: PercentAge.xcodeproj
xcode_scheme: PercentAge
xcode_sdk: iphonesimulator8.1
before_install:
  - brew update
  - brew upgrade --all

Add `--all` parameter to `brew upgrade`
Add `--all` parameter to `brew upgrade`
