Fixing test_datapacket_storage.cc 'make check' test
Fixing reverse packet matches bug in ARP values for OF1.2/OF1.3
Backported to v0.4: Fixing reverse packet matches bug in ARP values for OF1.2/OF1.3
Merge remote-tracking branch 'origin/devel-0.4' into devel-0.5

Conflicts:
	CHANGES
	src/xdpd/openflow/openflow12/of12_translation_utils.cc
	src/xdpd/openflow/openflow13/of13_translation_utils.cc
backport of dpdk_datapacket push/pop bug from devel-0.6
of13_translation_utils => methods of13_map_bitmap_actions() and of13_map_bitmap_set_fields() corrected => used invalid bitmap flags, fixes issue #40 (bug)
of13_translation_utils => methods of13_map_bitmap_actions() and of13_map_bitmap_set_fields() corrected => used invalid bitmap flags, fixes issue #40 (bug)
[gnu-linux] Memseting struct ifreq in 'src/io/iface_utils.cc' to avoid uninitialized byte(s) warnings in Valgrind 3.10
Preparing for version 0.5.2