add white variant of kde desktop runner, remove old one

according to rdieter the runner dialog could be white or grey
background, we should match on either. One is probably a bug
but it's best to just work with it. Removing the February
version without the 'search' text.

needles/kde_desktop_runner-20160425-white.json

@@ -1,17 +1,17 @@
 {
-  "tags": [
-    "desktop_runner",
-    "DESKTOP-kde",
-    "ENV-FLAVOR-kde_live"
-  ],
   "area": [
     {
       "height": 30,
+      "type": "match",
       "width": 93,
       "ypos": 5,
-      "type": "match",
-      "xpos": 307
+      "xpos": 622
     }
   ],
-  "properties": []
+  "properties": [],
+  "tags": [
+    "DESKTOP-kde",
+    "ENV-FLAVOR-kde_live",
+    "desktop_runner"
+  ]
 }