Dev: add created/updated/delete flash url argument to notify the hawk-apserver

The created/updated/delete status is kept in the rails internal
cookies, which are not accessible from hawk-apiserver.
However, newer versions of hawk require this status.

Author: Aleksei Burlakov

hawk/app/controllers/primitives_controller.rb

@@ -48,7 +48,7 @@ def create
       format.html do
         flash[:success] = _("Primitive created successfully")
         if @primitive.parent.blank?
-          redirect_to edit_cib_primitive_url(cib_id: @cib.id, id: @primitive.id)
+          redirect_to edit_cib_primitive_url(cib_id: @cib.id, id: @primitive.id, flash: "created")
         else
           redirect_to edit_cib_group_url(cib_id: @cib.id, id: @primitive.parent)
         end
@@ -108,7 +108,7 @@ def update
 
         format.html do
           flash[:success] = _("Primitive updated successfully")
-          redirect_to edit_cib_primitive_url(cib_id: @cib.id, id: @primitive.id)
+          redirect_to edit_cib_primitive_url(cib_id: @cib.id, id: @primitive.id, flash: "updated")
         end
         format.json do
           render json: @primitive, status: :updated

hawk/app/controllers/resources_controller.rb

@@ -63,6 +63,8 @@ def status
   end
 
   def types
+    flash[:success] = _("Primitive deleted successfully") if params[:flash] == "deleted"
+
     respond_to do |format|
       format.html
     end