Revert "Add initial vclock to per node keys that changed since 1.6.5."
Revert "Add initial vclock to per node keys that changed since 1.6.5."

Now we have generic code that handles this. So this commit is not
needed anymore.

This reverts commit 850003232fb2bc2ec1a7cc8862419a28cda4b456.

Change-Id: Ic6b44c03265c396b31e1cc3b68afec01b91c86a8
Reviewed-on: http://review.couchbase.org/11344
Tested-by: Aliaksey Kandratsenka <340b8e09ca65cd3fc686427fcfed17e87eaf61e2@gmail.com>
Reviewed-by: Aliaksey Kandratsenka <340b8e09ca65cd3fc686427fcfed17e87eaf61e2@gmail.com>

pavel-blagodov/ns_server,pavel-blagodov/ns_server,ceejatec/ns_server,daverigby/ns_server,ceejatec/ns_server,mschoch/ns_server,ceejatec/ns_server,vzasade/ns_server,mschoch/ns_server,ceejatec/ns_server,nimishzynga/ns_server,nimishzynga/ns_server,pavel-blagodov/ns_server,ceejatec/ns_server,daverigby/ns_server,mschoch/ns_server,mschoch/ns_server,daverigby/ns_server,mschoch/ns_server,vzasade/ns_server,t3rm1n4l/ns_server,nimishzynga/ns_server,mschoch/ns_server,pavel-blagodov/ns_server,vzasade/ns_server,membase/ns_server,t3rm1n4l/ns_server,membase/ns_server,nimishzynga/ns_server,nimishzynga/ns_server,membase/ns_server,membase/ns_server,t3rm1n4l/ns_server,t3rm1n4l/ns_server,t3rm1n4l/ns_server,membase/ns_server,membase/ns_server,daverigby/ns_server,vzasade/ns_server,ceejatec/ns_server,nimishzynga/ns_server,daverigby/ns_server