UTF8-friendly version of tradition vi

Current version:

Homepage: http://ex-vi.sourceforge.net/

Formula history

Mike McQuaid Use hash rockets again. (#5177)
Mike McQuaid Use Ruby 1.9+ symbol hash keys in all formulae. (#4942)
Nikolaus Wittenstein Add descriptions to all remaining homebrew packages
Jaime Marquínez Ferrándiz Change some SourceForge urls to use https://downloads.sourceforge.net
Peter Aronoff ex-vi, vim: mark conflict.
Bruno Sutic ex-vi 050325 (new formula)