Fix Readme formatting

README.md

@@ -30,12 +30,12 @@ A lightweight node wrapper for the Google Books API.
 
 ## Options
 
-`key` : Your Google API key (Optional)
-`field` : Search in a specified field (title, author, publisher, subject or isbn) (Optional)
-`offset` : The position in the collection at which to start the list of results (Default: 0)
-`limit` : The maximum number of results to return (Max 40) (Defult: 10)
-`type` : Restrict results to books or magazines (Default: all)
-`order` : Order results by relevance or newest (Default: relevance)
-`lang` : Restrict results to a specified language (two-letter ISO-639-1 code) (Default: en)
+`key` : Your Google API key (Optional)   
+`field` : Search in a specified field (title, author, publisher, subject or isbn) (Optional)   
+`offset` : The position in the collection at which to start the list of results (Default: 0)   
+`limit` : The maximum number of results to return (Max 40) (Defult: 10)   
+`type` : Restrict results to books or magazines (Default: all)   
+`order` : Order results by relevance or newest (Default: relevance)   
+`lang` : Restrict results to a specified language (two-letter ISO-639-1 code) (Default: en)   
 
 For more info please see the [Google Books API documentation](http://code.google.com/apis/books/docs/v1/using.html)