tun/tap: Remove unnecessary persistent flag.
client: added fsm worker control utilities

Changed to allocate worker control in compat netdev
allowing to adjust it as needed.
client: cleaned up fsm worker control flags
Merge pull request #195 from pwieczorkiewicz/tuntap-fix
Merge pull request #196 from mtomaschewski/worker-control

worker control cleanup
dhcp4: check if lease exists while processing arp

Also just commit when we can't init arp and close
the arp socket before we trigger a decline, which
will drop the lease (bnc#869150).
dhcp4: fixed decline message and processing (bnc#869150)
Merge pull request #197 from mtomaschewski/bnc869150

works for me also
utils: added var array copy/move helper functions
sysfs: added ipv6_ifconfig_get/set int variants
compat: added compat suse ifsysctl file utilities
Merge pull request #198 from mtomaschewski/ifsysctl

initial ifsysctl utils
client: do not complain about missed /etc/HOSTNAME
types: added an bool like tristate integer type

The purpose is to allow a default/unset setting in cases
where the values are unknown yet or inherited from others.
xml: added a integer node element creation utility
dbus: added missed ni_dbus_dict_get_int16,32,64
schema: use tristate for ethtool offload flags
sysfs: added ipv4_ifconfig_get/set int variants
schema: use tristate for ipv4/ipv6 protocol flags
client: read and apply sysctl/ifsysctl files