vim-patch: 7.4.344

Problem:    Unnecessary initializations and other things related to
	    matchaddpos().
Solution:   Code cleanup. (Alexey Radkov)

https://code.google.com/p/vim/source/detail?r=ce284c205558d103326a4c3f22f181774690b3eb

src/nvim/version.c

@@ -251,7 +251,7 @@ static int included_patches[] = {
   //347,
   346,
   //345,
-  //344,
+  344,
   343,
   //342 NA
   //341,