dropped mccouch_port config

Change-Id: I597ad153d54771dec2d8a20b0fff0e37786f0362
Reviewed-on: http://review.couchbase.org/41587
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Reviewed-by: Artem Stemkovski <artem@couchbase.com>
MB-12238: set timeout of 10 minutes on xmem requests

As another measure against possible issues when NAT between DCs
forgets about our connections. With this patch, if this happens, xdcr
will still get stuck, but it won't last too long due to timeout. When
timeout hits, affected xdcr replicators will crash and be restarted
have a decent chance of working.

Change-Id: I30e07c1ab8e73a79d5aa0502c3e39e2bb59c7ce0
Reviewed-on: http://review.couchbase.org/41588
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Reviewed-by: Artem Stemkovski <artem@couchbase.com>
MB-12238: set SO_KEEPALIVE on xmem and ssl proxy sockets

As another guard against possible issues when NAT forgets about
connections between datacenters.

Change-Id: Ia221bf5ff53fc564ccac1df8edcb02adf8f50084
Reviewed-on: http://review.couchbase.org/41589
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Reviewed-by: Artem Stemkovski <artem@couchbase.com>
MB-12050: set C locale for cbcollect_info

Change-Id: Ib189822f56ea2dc52095d5e9535785cd1e9b562b
Reviewed-on: http://review.couchbase.org/41803
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Reviewed-by: Artem Stemkovski <artem@couchbase.com>