Add expectations files for skimage.

expectations/skimage/base-android-galaxy-nexus.json

Index: expectations/skimage/base-android-galaxy-nexus.json
diff --git a/expectations/skimage/base-android-xoom.json b/expectations/skimage/base-android-galaxy-nexus.json
similarity index 98%
copy from expectations/skimage/base-android-xoom.json
copy to expectations/skimage/base-android-galaxy-nexus.json
index cb7d6d71da5ec76f913bd16e7adc4895c9504ef0..ed8a9ae35d4d4f347dcfbcc4496d468a594fb293 100644
--- a/expectations/skimage/base-android-xoom.json
+++ b/expectations/skimage/base-android-galaxy-nexus.json
@@ -58,7 +58,7 @@
          "allowed-digests" : [
             [ "bitmap-64bitMD5", 15513164475782874663 ]
          ],
-         "ignore-failure" : true
+         "ignore-failure" : false
       },
       "kokteylogo.png" : {
          "allowed-digests" : [
@@ -136,7 +136,7 @@
          "allowed-digests" : [
             [ "bitmap-64bitMD5", 13794277939360474741 ]
          ],
-         "ignore-failure" : true
+         "ignore-failure" : false
       }
    }
 }