Update YouCompleteMe script

.vim/startup/vundle_vimrc

@@ -71,7 +71,7 @@ Plug 'ntpeters/vim-better-whitespace'
 Plug '907th/vim-auto-save'
 Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': '.install -all'}
 Plug 'junegunn/fzf.vim'
-Plug 'Valloric/YouCompleteMe', { 'do': './install.py' }
+Plug 'Valloric/YouCompleteMe', { 'do': 'python3 install.py --all' }
 
 " Git plugin not hosted on GitHub
 Plug 'git://git.wincent.com/command-t.git'