hci: extract hci_power_transition_to_halting, try to wait for disconnection complete event

hci: trigger read rssi and write link supervision timeout via gap_connection_tasks

gap: gap_enable_link_watchdog() uses automatic flush timeout to disconnect if data cannot be sent

hci: fix returnes status for sniff and qos functions

hci: fix GAP_EVENT_EXTENDED_ADVERTISING_REPORT

hci: fix set periodic advertising command

hci: use const for advertisment/scan response data

hci: stop timer on deinit

hci: ENABLE_HCI_SERIALIZED_CONTROLLER_OPERATIONS serializes Inquiry, Remote Name Request and Create Connection operations

gap: support periodic advertising

gap: rename le_advertising_set.params - le_advertising_set.extended_params

gap: track enabled extended advertising set

hci: fix build

gap: move set random address for adv events into main modify loop

gap: emit advertising set installed / removed events

hci: track advertisement set for set params, adv data, scan response commands

gap: manage advertising sets on controller

gap: implement extended advertising api

hci: replace le_advertisements_enabled with le_advertisements_state.LE_ADVERTISEMENT_STATE_ENABLED

hci: replace le_advertisements_active by le_advertisements_state.LE_ADVERTISEMENT_STATE_ACTIVE

hci: convert le_advertisements_todo.LE_ADVERTISEMENT_TASKS_PARAMS_SET intole_advertiseemnts_state.LE_ADVERTISEMENT_STATE_PARAMS_SET

hci: read le maximum advertising data length

hci: use extended advertising config commands

hci: report extended adv in GAP_EVENT_EXTENDED_ADVERTISING_REPORT

hci: report legacy adv report in GAP_EVENT_ADVERTISING_REPORT