Update runtime files.
diff --git a/runtime/doc/index.txt b/runtime/doc/index.txt
index 7c6734a..ab8e0fc 100644
--- a/runtime/doc/index.txt
+++ b/runtime/doc/index.txt
@@ -1,4 +1,4 @@
-*index.txt* For Vim version 7.4. Last change: 2016 Jun 12
+*index.txt* For Vim version 7.4. Last change: 2016 Jul 16
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -1157,6 +1157,7 @@
|:chdir| :chd[ir] change directory
|:checkpath| :che[ckpath] list included files
|:checktime| :checkt[ime] check timestamp of loaded buffers
+|:chistory| :chi[story] list the error lists
|:clast| :cla[st] go to the specified error, default last one
|:clearjumps| :cle[arjumps] clear the jump list
|:clist| :cl[ist] list all errors
@@ -1320,6 +1321,7 @@
|:lgrep| :lgr[ep] run 'grepprg' and jump to first match
|:lgrepadd| :lgrepa[dd] like :grep, but append to current list
|:lhelpgrep| :lh[elpgrep] like ":helpgrep" but uses location list
+|:lhistory| :lhi[story] list the location lists
|:ll| :ll go to specific location
|:llast| :lla[st] go to the specified location, default last one
|:llist| :lli[st] list all locations