Vim: Fix automatic line wrapping for gitcommit
Vim: Fix automatic line wrapping for gitcommit

The setting formatoptions+=t is a requirement for automatic line
wrapping. The file ftplugin/gitcommit.vim only sets fo+=t for
Vim >= 7.3. This commit as a fix for at least Vim 7.2

voku/dotfiles,DrVanScott/dotfiles,DrVanScott/dotfiles,voku/dotfiles,voku/dotfiles,voku/dotfiles,DrVanScott/dotfiles,DrVanScott/dotfiles