Update usage examples

README.md

@@ -66,7 +66,7 @@ Plug 'rdnetto/YCM-Generator', { 'branch': 'stable' }
 Plug 'nsf/gocode', { 'tag': 'v.20150303', 'rtp': 'vim' }
 
 " Plugin outside ~/.vim/plugged with post-update hook
-Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': 'yes \| ./install' }
+Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
 
 " Unmanaged plugin (manually installed and updated)
 Plug '~/my-prototype-plugin'

plug.vim

@@ -24,11 +24,14 @@
 "   " Using git URL
 "   Plug 'https://github.com/junegunn/vim-github-dashboard.git'
 "
+"   " Using a non-master branch
+"   Plug 'rdnetto/YCM-Generator', { 'branch': 'stable' }
+
 "   " Plugin options
 "   Plug 'nsf/gocode', { 'tag': 'v.20150303', 'rtp': 'vim' }
 "
 "   " Plugin outside ~/.vim/plugged with post-update hook
-"   Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': 'yes \| ./install' }
+"   Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
 "
 "   " Unmanaged plugin (manually installed and updated)
 "   Plug '~/my-prototype-plugin'