added git appended, modified and removed local lines to git status line

vim/.vimrc

@@ -142,6 +142,12 @@ function! LinterStatus() abort
     \)
 endfunction
 
+" gitgutter: get a list of counts of added, modified, and removed lines in the current buffer
+function! GitStatus()
+  let [a,m,r] = GitGutterGetHunkSummary()
+  return printf('ap:+%d md: ~%d rm: -%d', a, m, r)
+endfunction
+
 set laststatus=2
 set statusline=
 set statusline+=%#PmenuSel#
@@ -152,6 +158,7 @@ set statusline+=\ %M
 set statusline+=\ %r
 set statusline+=\ %F
 set statusline+=%= "Right side settings
+set statusline+=[%{GitStatus()}]
 set statusline+=\ [%{LinterStatus()}\]
 set statusline+=\ %y
 set statusline+=%#CursorColumn#