[caribou] Add more keys to label_map

[Daiki Ueno <dueno src gnome org>]

commit 43beb5d130a5c38e3650206aa343296fed12c400
Author: Raphael Freudiger <laser_b gmx ch>
Date:   Thu Nov 6 09:10:31 2014 +0100

    Add more keys to label_map
    
    https://bugzilla.gnome.org/show_bug.cgi?id=739716

 libcaribou/key-model.vala |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/libcaribou/key-model.vala b/libcaribou/key-model.vala
index d6776da..f4b54dd 100644
--- a/libcaribou/key-model.vala
+++ b/libcaribou/key-model.vala
@@ -58,12 +58,20 @@ namespace Caribou {
         private const LabelMapEntry label_map[] = {
             { "BackSpace", "\xe2\x8c\xab" },
             { "space", " " },
+            { "Delete", "\xe2\x8c\xa6" },
             { "Return", "\xe2\x8f\x8e" },
-            { "Return", "\xe2\x8f\x8e" },
+            { "Escape", "Esc" },
+            { "Tab", "\xe2\x86\xb9"},
             { "Control_L", "Ctrl" },
             { "Control_R", "Ctrl" },
             { "Alt_L", "Alt" },
             { "Alt_R", "Alt" },
+            { "Up", "\xe2\x87\xa1"},
+            { "Down", "\xe2\x87\xa3"},
+            { "Left", "\xe2\x87\xa0"},
+            { "Right", "\xe2\x87\xa2"},
+            { "Prior", "Page\nUp" },
+            { "Next", "Page\nDown" },
             { "Caribou_Prefs", "\xe2\x8c\xa8" },
             { "Caribou_ShiftUp", "\xe2\xac\x86" },
             { "Caribou_ShiftDown", "\xe2\xac\x87" },