change graph_build_g interface, add graph_build_g, graph_build_service, graph_build_service_bytree_from_src function

service Master resolve file is no longer a service incorporate to the DB. It was reorganize to provide mandatory field to be a real Master. This file will now be used to known the global state of the services.

rename tree_resolve_read_master_cdb and tree_resolve_write_master_cdb function to tree_resolve_master_read_cdb and tree_resolve_master_write_cdb respectively