Add several new real categories and virtual categories.

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