Don't call slapformat in verbose mode the first time.

But keep being verbose if it failed.

slapos-node/slapos-start

@@ -47,7 +47,7 @@ fi
 # Run slapformat
 i=1
 echo -n "Running slapformat..." 
-/opt/slapos/bin/slapformat  --now --console --verbose --log_file=/opt/slapos/slapformat.log $SLAPOS_CONFIGURATION/slapos.cfg
+/opt/slapos/bin/slapformat  --now --console --log_file=/opt/slapos/slapformat.log $SLAPOS_CONFIGURATION/slapos.cfg
 while [ $? != 0 ]; do
     sleep $(($i*60))
     if [ $i -le 20 ]; then