vim: Use signify instead of gutter

.vimrc

@@ -557,8 +557,6 @@ Plugin 'gmarik/Vundle.vim'
 "Rust
 Plugin 'rust-lang/rust.vim'
 
-" Show current modified line
-Plugin 'airblade/vim-gitgutter'
 " Communication with git
 Plugin 'tpope/vim-fugitive'
 " Support for Gbrowse
@@ -571,8 +569,15 @@ Plugin 'tmux-plugins/vim-tmux-focus-events'
 Plugin 'sheerun/vim-polyglot'
 " color even for terminal without gui... 
 " Plugin 'vim-scripts/CSApprox'
+" Show current modified line
+" Plugin 'airblade/vim-gitgutter'
 " Same as gitgutter but for other cvs
 "Plugin mhinz/vim-signify
+if has('nvim') || has('patch-8.0.902')
+  Plugin 'mhinz/vim-signify'
+else
+  Plugin 'mhinz/vim-signify', { 'branch': 'legacy' }
+endif
 
 " echofunc -> what is the current function
 Plugin 'mbbill/echofunc'
@@ -792,4 +797,5 @@ Plugin 'RRethy/vim-illuminate'
 " Parentheses with various colors
 Plugin 'luochen1990/rainbow'
 let g:rainbow_active = 1 "set to 0 if you want to enable it later via :RainbowToggle
+
 call vundle#end()