Document location tags in the man page
Document location tags in the man page

Cluster tags starting with htools:nlocation: will now influence the
cluster score, and hence the way instances are moved in balancing
actions. Document the corresponding change to the metrics.

Signed-off-by: Klaus Aehlig <4ce51de36d9068cd7db2eec1151e0f3f95419008@google.com>
Reviewed-by: Petr Pudlak <9d19625f8ee825a2c398462ed335cbcf98f79c32@google.com>

bitemyapp/ganeti,leshchevds/ganeti,yiannist/ganeti,onponomarev/ganeti,dimara/ganeti,ganeti/ganeti,onponomarev/ganeti,ganeti/ganeti,mbakke/ganeti,yiannist/ganeti,leshchevds/ganeti,mbakke/ganeti,mbakke/ganeti,andir/ganeti,grnet/snf-ganeti,dimara/ganeti,andir/ganeti,ganeti/ganeti,grnet/snf-ganeti,yiannist/ganeti,andir/ganeti,leshchevds/ganeti,bitemyapp/ganeti