sdp_util: extract sdp_create_spp_service into spp_server and use spp_create_sdp_record
rewrite sscanf_bd_addr to be sscanf free
event: introduce hci_event_packet_get_type
use hci_con_handle_t more
daemon: move examples from example/daemon to platform/daemon/example. fix mtk compile
fix paths after source reorg
use singular for root level folders
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