feat(:W):avoid warning such as the buffer was changed (#547)
feat(:W):avoid warning such as the buffer was changed (#547)


khatchad/vimrc,ivan19871002/vimrc,sonictk/vimrc,khatchad/vimrc,khatchad/vimrc,amix/vimrc,amix/vimrc,khatchad/vimrc,khatchad/vimrc,khatchad/vimrc,khatchad/vimrc,ivan19871002/vimrc,khatchad/vimrc,sonictk/vimrc,liangxiaoju/vimrc,alexnguyen91/vimrc,amix/vimrc,sonictk/vimrc,DocHoncho/vimrc,khatchad/vimrc,alexnguyen91/vimrc,DocHoncho/vimrc,alexnguyen91/vimrc,khatchad/vimrc,khatchad/vimrc,DocHoncho/vimrc,alexnguyen91/vimrc,amix/vimrc,ivan19871002/vimrc,khatchad/vimrc,liangxiaoju/vimrc,sonictk/vimrc,ivan19871002/vimrc,khatchad/vimrc,DocHoncho/vimrc,khatchad/vimrc,sonictk/vimrc,liangxiaoju/vimrc,DocHoncho/vimrc,khatchad/vimrc,sonictk/vimrc,liangxiaoju/vimrc