settings: change tig default view to more like `git graph'


git-svn-id: https://subversion.assembla.com/svn/magicant/settings@335 9a5e03f8-c55e-0410-a490-9d27d325e308
settings: add words to vim/spell/en.utf-8.add

git-svn-id: https://subversion.assembla.com/svn/magicant/settings@336 9a5e03f8-c55e-0410-a490-9d27d325e308