Make session_autoload=1 && disable_at_vimenter=1 work

References #211.

plugin/startify.vim

@@ -11,9 +11,7 @@ let g:loaded_startify = 1
 let g:startify_locked = 0
 
 augroup startify
-  if !get(g:, 'startify_disable_at_vimenter')
-    autocmd VimEnter * nested call s:genesis()
-  endif
+  autocmd VimEnter * nested call s:genesis()
 
   if get(g:, 'startify_session_persistence')
     autocmd VimLeave * call s:extinction()
@@ -38,7 +36,7 @@ function! s:genesis()
   if !argc() && (line2byte('$') == -1)
     if get(g:, 'startify_session_autoload') && filereadable('Session.vim')
       source Session.vim
-    else
+    elseif !get(g:, 'startify_disable_at_vimenter')
       call startify#insane_in_the_membrane()
     endif
   endif