fix generator and add Gemfile.lock

Gemfile.lock

@@ -0,0 +1,37 @@
+PATH
+  remote: .
+  specs:
+    foundation-sass-rails (0.1.0)
+      sass (>= 3.3.0, < 3.5)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    diff-lcs (1.3)
+    rake (10.5.0)
+    rspec (3.7.0)
+      rspec-core (~> 3.7.0)
+      rspec-expectations (~> 3.7.0)
+      rspec-mocks (~> 3.7.0)
+    rspec-core (3.7.1)
+      rspec-support (~> 3.7.0)
+    rspec-expectations (3.7.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.7.0)
+    rspec-mocks (3.7.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.7.0)
+    rspec-support (3.7.1)
+    sass (3.4.25)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  bundler (~> 1.16)
+  foundation-sass-rails!
+  rake (~> 10.0)
+  rspec (~> 3.0)
+
+BUNDLED WITH
+   1.16.1

lib/generators/foundation/overrides_generator.rb

@@ -12,7 +12,7 @@ def add_overrides
       private
 
       def settings_file
-        File.join(vendor_stylesheets_base_dir, '_settings.scss')
+        File.join(vendor_stylesheets_base_dir, 'foundation','_settings.scss')
       end
 
       def overrides_file