Removed config file for tests

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>
Changed test to point to renamed make target: melted-restart

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>
Added json config to test to replace file config

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>
Incremented timeout from test to avoid random failure

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