vim-patch:7.4.2304

Problem:    In a timer callback the timer itself can't be found or stopped.
            (Thinca)
Solution:   Do not remove the timer from the list, remember whether it was
            freed.

417ccd7138

src/nvim/version.c

@@ -137,7 +137,7 @@ static const int included_patches[] = {
   2307,
   2306,
   2305,
-  // 2304 NA
+  2304,
   2303,
   // 2302 NA
   // 2301 NA