Exclude theme sample files from processing if they aren't removed on install

Author: mmistakes

_config.yml

@@ -17,15 +17,15 @@ lang: en-US
 title: My Awesome Site
 email:
 description:
-baseurl: # the subpath of your site, e.g. /blog
-url: # the base hostname & protocol for your site, e.g. http://example.com
+baseurl: # the optional subpath of your site, e.g. "/blog"
+url: # the base hostname & protocol for your site e.g. "https://mmistakes.github.io"
 author:
   name:
   twitter:
   picture:
 twitter_username:
 github_username:
-logo:
+logo: # path of site logo, e.g. "/assets/images/logo.png"
 
 # Build settings
 markdown: kramdown
@@ -43,16 +43,28 @@ paginate: 10
 paginate_path: /page:num/
 
 # Exclude from processing.
-# The following items will not be processed, by default. Create a custom list
-# to override the default setting.
-# exclude:
-#   - Gemfile
-#   - Gemfile.lock
-#   - node_modules
-#   - vendor/bundle/
-#   - vendor/cache/
-#   - vendor/gems/
-#   - vendor/ruby/
+exclude:
+  - .asset-cache
+  - .bundle
+  - .codeclimate.yml
+  - .editorconfig
+  - .gitattributes
+  - .jekyll-assets-cache
+  - .sass-cache
+  - .scss-lint.yml
+  - CHANGELOG
+  - Gemfile
+  - Gemfile.lock
+  - LICENSE
+  - node_modules
+  - Rakefile
+  - README
+  - vendor/bundle/
+  - vendor/cache/
+  - vendor/gems/
+  - vendor/ruby/
+  - /docs # ignore Basically Basic sample site
+  - /example # ignore Basically Basic dev site
 
 # Front Matter Defaults
 defaults: