Merge pull request #12721 from aufarg/vim-8.1.0265

[RDY] vim-patch:8.1.{265,271,273,274,275,277,278,279,280,281,282,284,286,291,295,296,320,321,339,351,392,399,552}

test/functional/ui/inccommand_spec.lua

@@ -162,7 +162,7 @@ describe(":substitute, 'inccommand' preserves", function()
       insert(default_text)
       feed_command("set inccommand=" .. case)
 
-      local delims = { '/', '#', ';', '%', ',', '@', '!', ''}
+      local delims = { '/', '#', ';', '%', ',', '@', '!' }
       for _,delim in pairs(delims) do
         feed_command("%s"..delim.."lines"..delim.."LINES"..delim.."g")
         expect([[