Added commandline for Fake Away Status.

Users can turn on and off the fake away status by typing a command.
Can be placed inside gesture to be performed together with going away.

indra/newview/app_settings/settings_ascent.xml

@@ -620,5 +620,16 @@
 			<key>Value</key>
 			<string>tp2</string>
 		</map>
+		<key>SinguCmdLineAway</key>
+		<map>
+			<key>Comment</key>
+			<string>Toggle Fake Away Status.</string>
+			<key>Persist</key>
+			<integer>1</integer>
+			<key>Type</key>
+			<string>String</string>
+			<key>Value</key>
+			<string>/away</string>
+		</map>
     </map>
 </llsd>