Fix broken examples in API documentation.

docs/curl.rst

@@ -231,7 +231,8 @@ Add a packet filter
 Packet filters allow to filter packet on a given link. Here to drop a packet every 5 packets:
 
 .. code-block:: shell-session
-    curl -X PUT "http://localhost:3080/v2/projects/b8c070f7-f34c-4b7b-ba6f-be3d26ed073f/links/007f2177-6790-4e1b-ac28-41fa226b2a06" -d '{"filters": {"frequency_drop": [5]}}'
+
+    # curl -X PUT "http://localhost:3080/v2/projects/b8c070f7-f34c-4b7b-ba6f-be3d26ed073f/links/007f2177-6790-4e1b-ac28-41fa226b2a06" -d '{"filters": {"frequency_drop": [5]}}'
 
 Appliance creation
 ###################
@@ -239,7 +240,8 @@ Appliance creation
 An appliance contains all the required settings to create a new node. This is useful to create many nodes with the same settings.
 
 .. code-block:: shell-session
-    curl -X POST "http://localhost:3080/v2/appliances" -d '{"name": "Qemu appliance", "compute_id": "local", "platform": "i386", "hda_disk_image": "IOSvL2-15.2.4.0.55E.qcow2", "ram": 512, "appliance_type": "qemu"}'
+
+    # curl -X POST "http://localhost:3080/v2/appliances" -d '{"name": "Qemu appliance", "compute_id": "local", "platform": "i386", "hda_disk_image": "IOSvL2-15.2.4.0.55E.qcow2", "ram": 512, "appliance_type": "qemu"}'
 
 Node creation
 ##############