Settings key always exists in more keys of shortcut/f1 key

This change also
  * Fix comman/f1 key for Arabic keyboard.
  * Removes "show settings key option" and related stuff.
  * Renames and simplifies F2 key to shortcut key on 7 inch tablet.

Change-Id: Ib1cf99ad00d9780a2f0d170260e756771e161521
diff --git a/java/res/xml-sw768dp/key_settings.xml b/java/res/xml-sw768dp/key_settings.xml
new file mode 100644
index 0000000..0359a99
--- /dev/null
+++ b/java/res/xml-sw768dp/key_settings.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+**
+** Copyright 2012, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+
+<merge
+    xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
+>
+    <switch>
+        <case
+            latin:clobberSettingsKey="false"
+        >
+            <Key
+                latin:keyStyle="settingsKeyStyle" />
+        </case>
+        <default>
+            <Spacer />
+        </default>
+    </switch>
+ </merge>