anchor.diff:  === Asynchronous type handlers
   
   Async handlers in _catacumba_ are handlers that returns core.async channels in body or as response
  -value. 
  +value.
   
   Returning channel as a body has the advantage that you have the ability of set additional
   headers and returning code. But, if you are return a channel as a response value, the default
  
positive.code: TBD
  
  
  === Execute blocking operations
  
  TBD
  
negative.code: 
  == License
  
  _catacumba_ is licensed under BSD (2-Clause) license:
  
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