Use a Listen's API method that was here before 1.0
Update the README regarding Listen
Uniquify base directories
Merge pull request #148 from cbrunsdon/rails_namespace

Explicitely ask for ::Rails
Merge pull request #151 from rymai/use-listen-stable-api

Use a Listen stable API
Merge pull request #155 from eagletmt/unique-base-directories

Uniquify base directories
bump to 0.0.9
load custom spring configuration in client process.
not all applications have a Gemfile (dummy app in Engines).