Update release func

.SpaceVim.d/autoload/SpaceVim/dev/releases.vim

@@ -23,15 +23,66 @@ function! SpaceVim#dev#releases#open() abort
 endfunction
 
 function! s:get_list_of_PRs() abort
-  
+  let prs = github#api#issues#List_All_for_Repo('SpaceVim', 'SpaceVim',
+        \ {
+        \ 'state' : 'closed',
+        \ 'since' : s:time_of_last_release(),
+        \ })
+  return filter(prs, 'has_key(v:val, "pull_request")')
 endfunction
 
 function! s:time_of_last_release() abort
+  let last_release = github#api#repos#releases#latest('SpaceVim', 'SpaceVim')
+  if has_key(last_release, 'created_at')
+    return last_release.created_at
+  else
+    return ''
+  endif
+endfunction
 
+function! s:pr_to_list(pr) abort
+  return '- ' . a:pr.title . ' [#' . a:pr.number . '](' . a:pr.html_url . ')'
 endfunction
 
 function! SpaceVim#dev#releases#content()
-
+  let md = [
-  
+        \ '### SpaceVim release ' . g:spacevim_version
+        \ ]
+  let adds = []
+  let changes = []
+  let fixs = []
+  let others = []
+  for pr in s:get_list_of_PRs()
+    if pr.title =~ '^ADD:'
+      call add(adds, s:pr_to_list(pr))
+    elseif pr.title =~ '^CHANGE:'
+      call add(changes, s:pr_to_list(pr))
+    elseif pr.title =~ '^FIX:'
+      call add(fixs, s:pr_to_list(pr))
+    else
+      call add(others, s:pr_to_list(pr))
+    endif
+  endfor
+  if !empty(adds)
+    call add(md, '')
+    call add(md, '#### New Features')
+    call add(md, '')
+  endif
+  if !empty(changes)
+    call add(md, '')
+    call add(md, '#### Feature Changes')
+    call add(md, '')
+  endif
+  if !empty(fixs)
+    call add(md, '')
+    call add(md, '#### Bug Fixs')
+    call add(md, '')
+  endif
+  if !empty(others)
+    call add(md, '')
+    call add(md, '#### Unmarked PRs')
+    call add(md, '')
+  endif
+  return md
 
 endfunction