Embedder: routing algorithm and number of backups must now be specified in json
Embedder: routing algorithm and number of backups must now be specified in json

Change-Id: I2f815fa131a7e87b34c28d4bfb2e7cc96826dcc9

opennetworkinglab/OpenVirteX,gauravsingh0110/ovx_vsdn,gauravsingh0110/ovx_vsdn,opennetworkinglab/OpenVirteX,opennetworkinglab/OpenVirteX,gauravsingh0110/ovx_vsdn