anchor.diff:  
   call gem install bundler
   
  -ECHO Bundler install (not update!)
  +echo Bundler install (not update!)
   call bundle install
   
   cd %DEPLOYMENT_SOURCE%
  
positive.code: curl -L -o update.gem https://github.com/rubygems/rubygems/releases/download/v2.2.3/rubygems-update-2.2.3.gem
  call gem install --local update.gem
  call update_rubygems --no-ri --no-rdoc > updaterubygemsout
  ECHO What's our new Rubygems version?
  call gem --version
  call gem uninstall rubygems-update -x
  
  
negative.code: REM Based on, and thanks to, https://github.com/shanselman/march-is-for-makers/blob/master/getruby.cmd
  
  @echo ON
  
  REM Put Ruby in Path
  REM You can also use %TEMP% but it is cleared on site restart. Tools is persistent.
  