Address Issue 91: Estate ban button added to radar

Shift-Enter in radar now starts an IM with people selected.
Also, it seems Dark used black for texts and should... so... let's reverse that change.

indra/newview/skins/default/xui/en-us/floater_radar.xml

@@ -60,7 +60,7 @@
 			<button
 			       name="im_btn"
 			       label="IM"
-			       tool_tip="Open Instant Message session"
+			       tool_tip="Open Instant Message session (Shift-Enter)"
 			       left="10"
 			       bottom_delta="-22"
 			       width="80"
@@ -267,6 +267,18 @@
 			       font="SansSerifSmall"
 			       follows="bottom|left"
 			       />
+			<!-- Lowest row -->
+			<button
+			       name="estate_ban_btn"
+			       label="Eject And Ban From Estate"
+			       tool_tip="Eject and Ban this avatar from the estate"
+			       left="10"
+			       bottom_delta="-24"
+			       width="260"
+			       height="20"
+			       font="SansSerifSmall"
+			       follows="bottom|left"
+			       />
 		</panel>
 
 		<panel border="true" bottom_delta="-150" follows="left|top|right|bottom" height="255"

indra/newview/skins/default/xui/en-us/notifications.xml

@@ -3545,6 +3545,18 @@ Kick [EVIL_USER] from this estate?
      yestext="OK"/>
   </notification>
 
+  <notification
+   icon="alert.tga"
+   label="Confirm Kick and Ban"
+   name="EstateBanUser"
+   type="alert">
+Kick and Ban [EVIL_USER] from this estate?
+    <usetemplate
+     name="okcancelbuttons"
+     notext="Cancel"
+     yestext="OK"/>
+  </notification>
+
   <notification
    icon="alertmodal.tga"
    name="EstateChangeCovenant"