Openapi Schema improvements

- Return proper booleans in api responses
- Update jsonschemavalidation to latest draft

backend/schema/components/dead-host-object.json

@@ -5,40 +5,40 @@
 	"additionalProperties": false,
 	"properties": {
 		"id": {
-			"$ref": "../common.json#/definitions/id"
+			"$ref": "../common.json#/properties/id"
 		},
 		"created_on": {
-			"$ref": "../common.json#/definitions/created_on"
+			"$ref": "../common.json#/properties/created_on"
 		},
 		"modified_on": {
-			"$ref": "../common.json#/definitions/modified_on"
+			"$ref": "../common.json#/properties/modified_on"
 		},
 		"owner_user_id": {
-			"$ref": "../common.json#/definitions/user_id"
+			"$ref": "../common.json#/properties/user_id"
 		},
 		"domain_names": {
-			"$ref": "../common.json#/definitions/domain_names"
+			"$ref": "../common.json#/properties/domain_names"
 		},
 		"certificate_id": {
-			"$ref": "../common.json#/definitions/certificate_id"
+			"$ref": "../common.json#/properties/certificate_id"
 		},
 		"ssl_forced": {
-			"$ref": "../common.json#/definitions/ssl_forced"
+			"$ref": "../common.json#/properties/ssl_forced"
 		},
 		"hsts_enabled": {
-			"$ref": "../common.json#/definitions/hsts_enabled"
+			"$ref": "../common.json#/properties/hsts_enabled"
 		},
 		"hsts_subdomains": {
-			"$ref": "../common.json#/definitions/hsts_subdomains"
+			"$ref": "../common.json#/properties/hsts_subdomains"
 		},
 		"http2_support": {
-			"$ref": "../common.json#/definitions/http2_support"
+			"$ref": "../common.json#/properties/http2_support"
 		},
 		"advanced_config": {
 			"type": "string"
 		},
 		"enabled": {
-			"$ref": "../common.json#/definitions/enabled"
+			"$ref": "../common.json#/properties/enabled"
 		},
 		"meta": {
 			"type": "object"