anchor.diff:  
   Each section defines new content part.
   List of all parts can be get by `getParts` method on `StructuredDocument`.
  -Each part will than contain of title (ie. "Section one") and converted text content as html.
  +Each part will than contain of title (i.e. "Section one") and converted text content as html.
   
   .Print content of each part
   [source]
  
positive.code: * Passing an instance of the extension object.
  
  NOTE: In the first two cases, the lifecycle of the instance is managed by JRuby.
  In the last case, the caller is the owner of the lifeycle of the object.
  
  TIP: Using an already created instance as an extension is useful when using CDI.
  For example, you can inject any extension inside the code and then register that instance as an extension.
  
negative.code: 
  // What is the 'provided strategy', need a link
  
  NOTE: All the methods listed in Table 3 are overloaded to accommodate various input types and options.
  
  You retrieve an instance of the `Asciidoctor` interface from the factory method provided.
  
  