btstack_event: support 'D' 8-byte data block

btstack_event: enable getters for HCI_EVENT_REMOTE_NAME_REQUEST_COMPLETE

Merge branch 'avdtp-source2' into develop

hid_device: added HID Meta Events

clean up open/close stream api

pbap: add Phone Book Access Client (PBAP) over General Object Exchange (GOEP)

create RFCOMM connection
send OBEX Connect and receive response
retrieve phone book
repeat GET request when response inc

pbap: add Phone Book Access Client (PBAP) over General Object Exchange (GOEP)

create RFCOMM connection
send OBEX Connect and receive response
retrieve phone book
repeat GET request when response incomplete
start extracting goep_client.h
support CONNECT message
support GET message
add obex_iterator
use obex_iterator
goep_client adds connection_id if available
avoid accessing internal goep state from pbap
start extracting pbap_client.h
events: add meta events and data packet types for GOEP and PBAP
use events and data packet type for goep
use events and data packet type for pbap
remove private fields from GOEP_SUBEVENT_CONNECTION_OPENED
implement SetPhoneBook
return cid in connect operations, return errors if busy, return obex errors
limit OBEX packet size by bearer MTU
split into obex.h, goep_client.h, goep_client.c, pbap_client.h, pbab_client.c
fix state after pull phonebook
add console UI for testing
clean up code
provide packet_handler in create connection for pbap_client and goep_client
annotate headers for goep_client and pbap_client

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avrcp: reorder fields in AVRCP_SUBEVENT_NOW_PLAYING_INFO, extend event generator to handle multiple variable length fields

events: emit warning if foramt and params don't match

avrcp: send cmd unit_info

sink initiator smg pts tests

add le commands for reading and generating diffie-hellman keys via hci commands

tool: make btstack_event_generator independent from cwd

events: use upper case for event name in descriptions

add att to event generator

add LE to event generator

bnep: add bnep_cid to all events, generate bnep event getters, BNEP_EVENT_OPEN_CHANNEL_COMPLETE -> BNEP_EVENT_CHANNEL_OPENED

event: drop getter for subevent_code in subevent

event: introduce hci_event_packet_get_type

events: enable HCI, HSP, HFP events

event: support Service, Characteristic, Characteristic Descriptor in event generator needed for GATT Events. use new getter in examples

util.h: rename swapX into reverse_x

l2cap: document events, add L2CAP_CAN_SEND_NOW, generate events

ancs: fix demo. add SM events. Update to MODULE_event_... scheme

use little/big_endian_read/store_16/24/32

use for event types