MB-8101: added nodefile to static_config

I.e. so that cbcollect_info can find it.

Change-Id: I95a197ce2df070de588e8560ae82ea7c98c19ac3
Reviewed-on: http://review.couchbase.org/25682
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Reviewed-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
MB-8101: save full erlang init:arguments to initargs file

So that cbcollect_info can discover everything (static_config
location, couch inis etc)

Change-Id: If45f6bc3c2f2f722356f2542cfc3744388afb66d
Reviewed-on: http://review.couchbase.org/25683
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Reviewed-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>