Enable AD-SAL application to configure OF 1.3 PUSH_VLAN action.

OF 1.3 PUSH_VLAN action takes only one argument, ethernet type,
and its value must be 0x8100 or 0x88a8.

Change-Id: I4d6bcabb430245594b747e31f9edb2034f39acb6
Signed-off-by: Shigeru Yasuda <s-yasuda@da.jp.nec.com>
Merge "Enable AD-SAL application to configure OF 1.3 PUSH_VLAN action."