Replace images with CC0

sources: https://commons.wikimedia.org/wiki/File:Simple_CV_Joint_animated.gif http://www.iconarchive.com/show/blue-bits-icons-by-icojam/information-icon.html and own creation (cube + animations)

examples/widgets/sequenced_images/main.kv

@@ -15,7 +15,7 @@
     size_hint: None, None
     Image:
         id: imag
-        source: 'data/images/busy-stick-figures-animated.gif'
+        source: 'data/images/simple_cv_joint_animated.gif'
         on_touch_down: root.parent.parent.parent.currentObj = self
 
 <zipScatter>
@@ -24,7 +24,7 @@
     size_hint: None, None
     Image:
         id: imag
-        source: 'data/images/RingGreen.zip'
+        source: 'data/images/cube.zip'
         anim_delay: 0.05
         on_touch_down: root.parent.parent.parent.currentObj = self
 
@@ -34,7 +34,7 @@
     size_hint: None, None
     Image:
         id: imag
-        source: 'data/images/ClickHereButton-animated.zip'
+        source: 'data/images/bird.zip'
         on_touch_down: root.parent.parent.parent.currentObj = self
 
 <Right_Frame>