Tidy README (ctran#701)

* Fix instances of `additional file patterns` in README

Other CLI flags are using dash, so using `--additional-file-patterns` notation to keep it similar to others.

* Tidy: Replace `*` with `*`

Doing some tidying now that we switched from RDoc to markdown.

Author: drwl

README.md

@@ -199,7 +199,7 @@ you can do so with a simple environment variable, instead of editing the
 ## Options
 
     Usage: annotate [options] [model_file]*
-            --additional_file_patterns   Additional file paths or globs to annotate, separated by commas (e.g. `/foo/bar/%model_name%/*.rb,/baz/%model_name%.rb`)
+            --additional-file-patterns   Additional file paths or globs to annotate, separated by commas (e.g. `/foo/bar/%model_name%/*.rb,/baz/%model_name%.rb`)
         -d, --delete                     Remove annotations from all model files or the routes.rb file
         -p [before|top|after|bottom],    Place the annotations at the top (before) or the bottom (after) of the model/test/fixture/factory/route/serializer file(s)
             --position
@@ -254,15 +254,15 @@ you can do so with a simple environment variable, instead of editing the
 
 ### Option: `additional_file_patterns`
 
-CLI: `--additional_file_patterns`<br>
+CLI: `--additional-file-patterns`<br>
 Ruby: `:additional_file_patterns`
 
 Provide additional paths for the gem to annotate.  These paths can include
 globs. It is recommended to use absolute paths.  Here are some examples:
 
-*   `/app/lib/decorates/%MODEL_NAME%/&ast;.rb`
-*   `/app/lib/forms/%PLURALIZED_MODEL_NAME%/&ast;&ast;/&ast;.rb`
-*   `/app/lib/forms/%TABLE_NAME%/&ast;.rb`
+*   `/app/lib/decorates/%MODEL_NAME%/*.rb`
+*   `/app/lib/forms/%PLURALIZED_MODEL_NAME%/**/*.rb`
+*   `/app/lib/forms/%TABLE_NAME%/*.rb`
 
 
 The appropriate model will be inferred using the `%*%` syntax, annotating any