Improve macro & dot-repeat support (#363)

* manual support dot-repeat

* cmdwin and terminal

* cmdline only

* Fix

* fix

* Improve

* Fix test

* Support macro

* disable cmdline for now

* Simplify

* fmt

* consume once

* Ignore = type

* cmdline

* Remove cmdline features

lua/cmp/utils/window.lua

@@ -1,6 +1,7 @@
 local cache = require('cmp.utils.cache')
 local misc = require('cmp.utils.misc')
 local buffer = require('cmp.utils.buffer')
+local api = require('cmp.utils.api')
 
 ---@class cmp.WindowStyle
 ---@field public relative string