bigfin: Sync journal details while create pool properly
bigfin: Sync journal details while create pool properly

While pool creation the journal partitions details were
getting overwritten. Corrected the same to get proper value
from backend cluster and update the same.

Change-Id: I8a5d57c632606f35e91767846f94686e491f372c
Bug-URL: https://bugzilla.redhat.com/1365998
bug-URL: https://bugzilla.redhat.com/1342969
Signed-off-by: Shubhendu <abf833e62503b33bb0dfae62bb381d87d91f8de1@redhat.com>

skyrings/bigfin,skyrings/bigfin,skyrings/bigfin