mesh/pbv_adv: calculate size for PB ADV PDU buffer based on max num segments

adv_bearer: fix memcpy

Avoid __ prefix in defines

cmake: fix warnings, code cleanup

core: use GAP_SUBEVENT_LE_CONNECTION_COMPLETE instead of HCI_SUBEVENT_LE_CONNECTION_COMPLETE

example: fix build with make

Use inttypes.h macros for printing/logging (u)int32_t data

mesh: move gatt services into mesh/gatt-service folder

mesh_node: use btstack_clz

mesh_access: remove duplicate define of MESH_SUBEVENT_MESSAGE_NOT_ACKNOWLEDGED

license: update text

docs: use @return instead of @returns

Fix warnings

Remove stdio.h include from btstack_debug.h, add to individual files

avoid #include "btstack.h" by core stack