T11a loading: spinner in six motions, skeletons that breathe, a shimmer cut to its corners, loading buttons and load more

src/motion/mod.rs

@@ -1,7 +1,11 @@
 mod changes;
 mod curve;
+mod skeleton;
 mod slide;
+mod spinner;
 
 pub(crate) use changes::changes;
 pub use curve::*;
+pub use skeleton::{Shimmer, Skeleton, SkeletonAvatar, SkeletonCard, SkeletonTable, SkeletonText};
 pub(crate) use slide::{Axis, Marker, glide, measure_item, measure_origin, slide};
+pub use spinner::{Spinner, SpinnerStyle};