doc: README: add problem determination section
doc: README: add problem determination section

Change-Id: Icd32386421f026e7e274ced0e73be1ec2e5f70f6
Signed-off-by: Alon Bar-Lev <2e3ceb4d37adc6ae3ccc00d3646e0e0a036ace03@redhat.com>

oVirt/ovirt-engine-extension-aaa-ldap,alonbl/ovirt-engine-extension-aaa-ldap,oVirt/ovirt-engine-extension-aaa-ldap,alonbl/ovirt-engine-extension-aaa-ldap,oVirt/ovirt-engine-extension-aaa-ldap,alonbl/ovirt-engine-extension-aaa-ldap