addrconf: added optional lease handling flag bitmap
addrconf: propagate handling flags
compat: adjusted redhat backend to compile again
ifup: no timeout on optional leases (bnc#875154)
ifstatus: no failure if peer lease is up (bnc#875154)
Merge pull request #227 from mtomaschewski/dhcp4or6

client: no failures/timeouts if optional peer lease is up (bnc#875154)
nanny: Add deletePolicy()
nanny: Add do_nanny_delpolicy()
client: Split check_prio and raw arguments
Merge pull request #230 from pwieczorkiewicz/ifindextoname
Merge pull request #231 from pwieczorkiewicz/delpolicy

nanny: Add delete policy functionality
netlink: initial netlink uevent monitor
address: parse sockaddr based link addresses
logging: add logging guard macro

Used later on for tunnel discovery tracing.
iftype: use proper ipip tunnel name for interface type

s/NI_IFTYPE_TUNNEL/NI_IFTYPE_IPIP/g for easier identification. Please
note that ARPHRD_TUNNEL remains as is.
iflist: tunnel discovery and trace

Skeleton code for sit, ipip and gre tunnel discovery. Also a debug
function to dump various IFLA_IPTUN/IFLA_GRE data.
tunneling: tunnel data struct and helper functions

Basic structures and functions for sit, tunnel (ipip) and gre tunnels.
netdev: tunneling functions

sit, tunnel (ipip) and gre interface structures added to netdev.
get and set function provided to handle interfaces mentioned above.
iflist: tunnel discovery

Discovery for sit, ipip and gre tunnels.
dbus: sit tunnel dbus service

No factory yet. Purely read-only service.