Migrate to new swagger docs generation (#18)

pkg/models/namespace_update.go

@@ -1,6 +1,19 @@
 package models
 
 // Update implements the update method via the interface
+// @Summary Updates a namespace
+// @Description Updates a namespace.
+// @tags namespace
+// @Accept json
+// @Produce json
+// @Security ApiKeyAuth
+// @Param id path int true "Namespace ID"
+// @Param namespace body models.Namespace true "The namespace with updated values you want to update."
+// @Success 200 {object} models.Namespace "The updated namespace."
+// @Failure 400 {object} models.HTTPError "Invalid namespace object provided."
+// @Failure 403 {object} models.HTTPError "The user does not have access to the namespace"
+// @Failure 500 {object} models.Message "Internal error"
+// @Router /namespace/{id} [post]
 func (n *Namespace) Update() (err error) {
 	// Check if we have at least a name
 	if n.Name == "" {