Created handleNoMedias function

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>
Small fixes and documentation

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>
Fixed play and goto

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>
Removed play from models

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>