DEFEATURE: remove explicit regionCoupled methods

src/Allwmake

src/finiteVolume/Make/files

...vPatches/derived/regionCoupled/regionCoupledBaseFvPatch.C

...vPatches/derived/regionCoupled/regionCoupledBaseFvPatch.H

...sh/fvPatches/derived/regionCoupled/regionCoupledFvPatch.C

...sh/fvPatches/derived/regionCoupled/regionCoupledFvPatch.H

...vPatches/derived/regionCoupled/regionCoupledWallFvPatch.C

...vPatches/derived/regionCoupled/regionCoupledWallFvPatch.H

src/meshTools/Make/files

...upledGAMGInterfaceField/regionCoupledGAMGInterfaceField.C

...upledGAMGInterfaceField/regionCoupledGAMGInterfaceField.H

...dGAMGInterfaceField/regionCoupledWallGAMGInterfaceField.C

...dGAMGInterfaceField/regionCoupledWallGAMGInterfaceField.H

...gionCoupledGAMGInterface/regionCoupledBaseGAMGInterface.C

...gionCoupledGAMGInterface/regionCoupledBaseGAMGInterface.H

...s/regionCoupledGAMGInterface/regionCoupledGAMGInterface.C

...s/regionCoupledGAMGInterface/regionCoupledGAMGInterface.H

...gionCoupledGAMGInterface/regionCoupledWallGAMGInterface.C

...gionCoupledGAMGInterface/regionCoupledWallGAMGInterface.H

...hes/regionCoupledLduInterface/regionCoupledLduInterface.C