Some fixes suggested by golangci-lint

internal/client/route_list.go

@@ -8,7 +8,6 @@ import (
 
 // ListRoutes queries the kapow! instance for the routes that are registered
 func ListRoutes(host string, w io.Writer) error {
-
 	url := host + "/routes/"
 	return http.Get(url, "", nil, w)
 }

internal/client/route_remove.go

@@ -6,7 +6,6 @@ import (
 
 // RemoveRoute removes a registered route in Kapow! server
 func RemoveRoute(host, id string) error {
-
 	url := host + "/routes/" + id
 	return http.Delete(url, "", nil, nil)
 }

internal/client/set.go

@@ -7,7 +7,6 @@ import (
 )
 
 func SetData(host, handlerID, path string, r io.Reader) error {
-
 	url := host + "/handlers/" + handlerID + path
 	return http.Put(url, "", r, nil)
 }