Updated runtime files.
diff --git a/runtime/doc/index.txt b/runtime/doc/index.txt
index 76ff93f..c636b7c 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 Mar 12
+*index.txt* For Vim version 7.4. Last change: 2016 Apr 12
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -49,6 +49,7 @@
|i_CTRL-G_k| CTRL-G k line up, to column where inserting started
|i_CTRL-G_k| CTRL-G <Up> line up, to column where inserting started
|i_CTRL-G_u| CTRL-G u start new undoable edit
+|i_CTRL-G_U| CTRL-G U don't break undo with next cursor movement
|i_<BS>| <BS> delete character before the cursor
|i_digraph| {char1}<BS>{char2}
enter digraph (only when 'digraph' option set)
@@ -859,6 +860,7 @@
------------------------------------------------------------------------------
|v_CTRL-\_CTRL-N| CTRL-\ CTRL-N stop Visual mode
|v_CTRL-\_CTRL-G| CTRL-\ CTRL-G go to mode specified with 'insertmode'
+|v_CTRL-A| CTRL-A 2 add N to number in highlighted text
|v_CTRL-C| CTRL-C stop Visual mode
|v_CTRL-G| CTRL-G toggle between Visual mode and Select mode
|v_<BS>| <BS> 2 Select mode: delete highlighted area
@@ -867,6 +869,7 @@
command
|v_CTRL-V| CTRL-V make Visual mode blockwise or stop Visual
mode
+|v_CTRL-X| CTRL-X 2 subtract N from number in highlighted text
|v_<Esc>| <Esc> stop Visual mode
|v_CTRL-]| CTRL-] jump to highlighted tag
|v_!| !{filter} 2 filter the highlighted lines through the
@@ -923,6 +926,8 @@
|v_a}| a} same as aB
|v_c| c 2 delete highlighted area and start insert
|v_d| d 2 delete highlighted area
+|v_g_CTRL-A| g CTRL-A 2 add N to number in highlighted text
+|v_g_CTRL-X| g CTRL-X 2 subtract N from number in highlighted text
|v_gJ| gJ 2 join the highlighted lines without
inserting spaces
|v_gq| gq 2 format the highlighted lines