Experimental: Ghost text (#119)

* Inline suggest experimental

* Fix flicker

* Fix ci fails

* Reduce flicker

* Improve menu functions

* Default false

* README.md

* Add require

* Rename inline_preview to ghost_text

lua/cmp/config/default.lua

@@ -61,6 +61,10 @@ return function()
       end
     },
 
+    experimental = {
+      ghost_text = false,
+    },
+
     sources = {},
   }
 end