Add entrys func for data#dict api

autoload/SpaceVim/api/data/dict.vim

@@ -10,11 +10,20 @@ function! SpaceVim#api#data#dict#get() abort
         \ 'min_by' : '',
         \ 'foldl' : '',
         \ 'foldr' : '',
+        \ 'entrys' : '',
         \ },
         \ "function('s:' . v:key)"
         \ )
 endfunction
 
+function! s:entrys(dict) abort
+  let entrys = []
+  for key in keys(a:dict)
+    call add(entrys, {key : a:dict[key]})
+  endfor
+  return entrys
+endfunction
+
 function! s:make(keys, values, ...) abort
   let dict = {}
   let fill = a:0 ? a:1 : 0

autoload/SpaceVim/layers/mail.vim

@@ -1,6 +1,5 @@
 function! SpaceVim#layers#mail#plugins() abort
     return [
-            \ ['vim-mail/vim-mail',{ 'merged' : 0, 'loadconf' : 1}],
             \ ]
 endfunction