Change OFPP_CONTROLLER to OF1.2-compliant value
Change OFPP_CONTROLLER to OF1.2-compliant value

In earlier OpenFlow versions, OFPP_CONTROLLER was only 16 bits. This
changes it to the 32-bit value from OF1.2, which will truncate to the
correct value on earlier versions.

c3m3gyanesh/RouteFlow-OpenConfig,rsanger/RouteFlow,srijanmishra/RouteFlow,routeflow/RouteFlow,rsanger/RouteFlow,c3m3gyanesh/RouteFlow-OpenConfig,CPqD/RouteFlow,rsanger/RouteFlow,ralph-mikera/RouteFlow-1,srijanmishra/RouteFlow,rsanger/RouteFlow,arazmj/RouteFlow,c3m3gyanesh/RouteFlow-OpenConfig,arazmj/RouteFlow,c3m3gyanesh/RouteFlow-OpenConfig,rsanger/RouteFlow,routeflow/RouteFlow,ralph-mikera/RouteFlow-1,rsanger/RouteFlow,arazmj/RouteFlow,raphaelvrosa/RouteFlow,raphaelvrosa/RouteFlow,CPqD/RouteFlow,routeflow/RouteFlow,srijanmishra/RouteFlow,ralph-mikera/RouteFlow-1,ralph-mikera/RouteFlow-1,raphaelvrosa/RouteFlow,ralph-mikera/RouteFlow-1,raphaelvrosa/RouteFlow,CPqD/RouteFlow,c3m3gyanesh/RouteFlow-OpenConfig,c3m3gyanesh/RouteFlow-OpenConfig,CPqD/RouteFlow,arazmj/RouteFlow,arazmj/RouteFlow,ralph-mikera/RouteFlow-1,CPqD/RouteFlow,raphaelvrosa/RouteFlow,arazmj/RouteFlow,routeflow/RouteFlow,srijanmishra/RouteFlow,srijanmishra/RouteFlow,routeflow/RouteFlow,raphaelvrosa/RouteFlow