Add several new real categories and virtual categories.
[Those marked with an asterisk (*) are virtual categories]

• accessibility* : Ports to help disabled users
  
  PR: ports/39103 Requested by: trevor

• finance : Monetary, financial and related applications
  
  PR: ports/39102 Requested by: trevor

• haskell* : Software related to the Haskell language
  
  PR: ports/41959 Requested by: obraun

• hungarian : Hungarian language support
  
  PR: ports/37576 Requested by: Janos Mohacsi <janos.mohacsi@bsd.hu>

• multimedia : Multimedia software
  
  Requested by: many

• parallel* : pplications dealing with parallelism in computing
  
  PR: ports/39094 Requested by: trevor

• portuguese : Portuguese language support
  
  PR: ports/35991 Requested by: trevor