Currently, we ignore the 'order' field in the action-list.
This patch fixes that.

We should probably do something similar for other 'ordered'
things.

Change-Id: I0ed424c8a1f9a1c1eb71ff400a7347b8baff3b01
Signed-off-by: Ed Warnicke <eaw@cisco.com>

Bug-1338:Order comparator for Action, Instruction and TableFeatures

1. Created a generic Order Comparator to be used for ordering Action, Instructions and TableFeatures
2. Fixed the tests to have the mandatory Order as part of the Action creation.
3. Depends on Controller gerrit : https://git.opendaylight.org/gerrit/#/c/9802/
4. Added OrderComparatorTest for OrderComparator

Change-Id: I0ed424c8a1f9a1c1eb71ff400a7347b8baff3b01
Signed-off-by: Kamal Rameshan <kramesha@cisco.com>