fix: small rename

Author: kyazdani42

Diff for: lua/nvim-tree.lua

@@ -173,7 +173,7 @@ function M.on_keypress(mode)
   if node.link_to and not node.entries then
     lib.open_file(mode, node.link_to)
   elseif node.entries ~= nil then
-    lib.unroll_dir(node)
+    lib.expand_or_collapse(node)
   else
     lib.open_file(mode, node.absolute_path)
   end

Diff for: lua/nvim-tree/lib.lua

@@ -124,7 +124,7 @@ function M.get_last_group_node(node)
   return next
 end
 
-function M.unroll_dir(node)
+function M.expand_or_collapse(node)
   node.open = not node.open
   if node.has_children then node.has_children = false end
   if #node.entries == 0 then

Diff for: lua/nvim-tree/populate.lua

@@ -141,7 +141,7 @@ local function should_ignore(path)
 end
 
 local function should_ignore_git(path, status)
-  return not M.show_ignored and (status and status[path] == '!!')
+  return M.config.filter_ignored and (status and status[path] == '!!')
 end
 
 function M.refresh_entries(entries, cwd, parent_node, status)