started OS X migration and general clean-up
Vim: switched to Vundle for plugin management

not necessarily better than Pathogen, but worth trying

prompted by vim-dispatch (which I haven't actually tried yet):
http://tilvim.com/2014/03/13/dispatch.html
tweaked line-length marker

apparently OS X (iTerm?) interprets 0 differently than Linux
(gnome-terminal) did

note that iTerm needs to report "TERM=xterm-256color" for this to work:
http://stackoverflow.com/questions/3761770/iterm-vim-colorscheme-not-working
added basic Hydra config