ruby2.3.1 v8 install

Post Upgrade to MacOS 10.12

#MacOS (OS X) Sierra 10.12
#Ruby 2.3.1
#Rails 4.2.7
#Install Command Line Tools for MacOS - 

xcode-select --install
#manual installation of the following gems when upgrading to ruby 2.3.1

#uninstall libv8 and the ruby racer
gem uninstall libv8
gem uninstall eventmachine
gem uninstall therubyracer

brew install readline

brew upgrade v8
#If not installed
brew tap homebrew/versions
brew install v8-315

#Install Gems
gem install eventmachine ' -- --with-cppflags=-I/usr/local/opt/openssl/include 
gem install libv8  -- --with-system-v8


# version *.11
gem install libv8 -v '3.16.14.11' -- --with-system-v8
# version *.15
gem install libv8 -v '3.16.14.15' -- --with-system-v8
#gem install therubyracer -- --with-v8-dir=/usr/local/opt/v8-315

bundle install