[.zshrc.prompt] add check for git bare repo
[.zshrc.prompt] change the text prompt of bare repo
Merge branch 'zshrc'
[setup.sh] fix a big bug of string equality
[.vim/vimrc] move rst title function into ftplugin/rst.vim, refine vimrc
[.vim/vimrc] rewrite Title() function, it's smarter now
[.vim] add syntax/rst.vim