avdtp, avrcp: increase SDP value buffer

avrcp: track if incoming connection is denied due to existing connection establishment process

avdtp/avrdp: use only 30 bytes for sdp attribute value buffer

avrcp: decline incoming l2cap connection if outgoing is active

avrcp, avdtp: fix warnings

avrcp: extract avrcp_handle_sdp_client_query_attribute_value

ignore memcpy return value (always returns first parameter)

MISRAC2012-Rule-12.1: add suggested parentheses

MISRAC2012-Rule-12.1: add suggested parentheses

bluetooth_psm: replace prefix PSM_ with BLUEOOTH_PSM_

avrcp: handle overrun and using existing cid

Use BTSTACK_FILE__ without __ prefix (MISRAC2012-Rule-21.1)

avrcp: fix can send now

avrcp: fix compile warning

avrcp: track transaction labels for registered events

avrcp: use packet handler in avrcp for both roles and dispatch to hihger layer

avrcp: add packet handler registration for target and controller in avrcp

avrcp: use role for connection lookup

avrcp: remove connections from context, use one list of connections in avrcp. connection lookup is not yet extended to check the role

avrcp: add role to connection

avrcp: postpone SDP query, until SDP client is ready

remove explicit memset call for buffers from btstack_memory

avrcp: use sdp_query_context only for sdp query, not for finalize connection

sdp queries: check if DES element exist before reading it

avrcp: extract avrcp_finalize_connection