README.md in fasterer-github-0.1.1 vs README.md in fasterer-github-0.2.0

@@ -42,17 +42,49 @@
   config.client_id = 'YOUR_GITHUB_CLIENT_ID'
   config.client_secret = 'YOUR_GITHUB_CLIENT_SECRET'
 end
 ```
 
+Additional configuration can be done using `.fasterer.yml` file, which has to be placed in the root folder of your project.
+Possible options: 
+* turn off speed suggestions
+* blacklist files or complete folder paths
+
+```yaml
+speedups:
+  parallel_assignment: false
+  rescue_vs_respond_to: true
+  module_eval: true
+  shuffle_first_vs_sample: true
+  for_loop_vs_each: true
+  each_with_index_vs_while: false
+  map_flatten_vs_flat_map: true
+  reverse_each_vs_reverse_each: true
+  select_first_vs_detect: true
+  sort_vs_sort_by: true
+  fetch_with_argument_vs_block: true
+  keys_each_vs_each_key: true
+  hash_merge_bang_vs_hash_brackets: true
+  block_vs_symbol_to_proc: true
+  proc_call_vs_yield: true
+  gsub_vs_tr: true
+  select_last_vs_reverse_detect: true
+  getter_vs_attr_reader: true
+  setter_vs_attr_writer: true
+
+exclude_paths:
+  - 'vendor/'
+  - 'db/schema.rb'
+```
+
 ## Usage
 
 To scan whole repo, run:
 ```ruby
 Fasterer::Github.scan('owner', 'repo')
 ```
 
-You can also scan specific file:
+Or scan specific file:
 ```ruby
 Fasterer::Github.scan('owner', 'repo', 'lib/fasterer-github.rb')
 ```
 
 ## Example output