modified:   README.md
    new file:   ftplugin/markdown/bone.html
    new file:   ftplugin/markdown/clear.css
    new file:   ftplugin/markdown/clearDark.css
    new file:   ftplugin/markdown/github.css
    new file:   ftplugin/markdown/github2.css
    deleted:    ftplugin/markdown/preview.vim
    new file:   ftplugin/markdown/viewer.vim