vim: Fix initialization call for vundle (filetype needs to be off).
vim: Be more verbose in some comments.
vim: Switch space-based to tab-based indentation in ChangeFileEncoding() function.
vim: Revbump submodule vundle.
zsh: Add vim modelines to each config file.

Allows for proper syntax highlighting.
zsh: Refactor dos2unix function().
zsh: Use a more distinctive colorscheme when coloring manpages.