load contents from env file

lib/foreman.rb

@@ -4,5 +4,10 @@ module Foreman
 
   class AppDoesNotExist < Exception; end
 
+  # load contents of env_file into ENV
+  def self.load!(env_file)
+    require 'foreman/engine'
+    Foreman::Engine.load_env(env_file)
+  end
 end