Horses Do Not Show Hearts Or Jump Bar When Riding. (Multiplayer Server)

Horses Do Not Show Hearts Or Jump Bar When Riding.
What I expected to happen was...:
For The Hearts On The Horse and The Jump Bar To Show on a Server

What actually happened was...:
Nothing Appeared It was Just Balnk

Steps to Reproduce:
1. Get on A Multiplayer Server on 13w22a
2. Find A Horse
3. Tame It
4. Put A Saddle On It
5. Get on And See nothing