fixed swagger.json url

* the url to the swagger.json uses now the correct ip address.

see #225

src/docs/docs.go

@@ -1523,7 +1523,7 @@ type swaggerInfo struct {
 // SwaggerInfo holds exported Swagger Info so clients can modify it
 var SwaggerInfo = swaggerInfo{
 	Version:     "1.0",
-	Host:        "127.0.0.1:8080",
+	Host:        "",
 	BasePath:    "/",
 	Schemes:     []string{},
 	Title:       "Signal Cli REST API",

src/docs/swagger.json

@@ -7,7 +7,6 @@
         "license": {},
         "version": "1.0"
     },
-    "host": "127.0.0.1:8080",
     "basePath": "/",
     "paths": {
         "/v1/about": {

src/docs/swagger.yaml

@@ -193,7 +193,6 @@ definitions:
       status:
         type: string
     type: object
-host: 127.0.0.1:8080
 info:
   contact: {}
   description: This is the Signal Cli REST API documentation.