Add flags option to hansel_get_breadcrumbs to provide a way for switches and actions to act different

1) Don't use  in parent crumbs as it will set paths for new nodes to /add-content/..
2) Force Hansel to keep the last item when generating the crumbs for the alias

Issue #1278514: Remove break in rules loop. Code was added when porting Hansel to D7, reason for these lines is unknown.

by mauritsl: Add configuration option to disable setting the active menu name to the current path due to possible side effects.

by mauritsl: Add cache setting and implement caching for add term path and add link to user breadcrumb actions

by mauritsl: Fix incompatibility with admin_menu module. See #417052 for the same issue with the Menu Breadcrumb module.

1) Fix menu trails for menu items outside the default menu when the restore option is used.
2) Provide a function for theming to determine if the restore option was triggered (hansel_breadcrumb_was_restored()).

bug by mauritsl: URL argument matching must be case insensitive. And added configuration option to match case sensitive for URL argument switch.