STYLE: rename tutorial from wingFlutter to wingMotion. Not

tutorials/incompressible/pimpleDyMFoam/wingMotion/Allclean

tutorials/incompressible/pimpleDyMFoam/wingMotion/Allrun

...mpleDyMFoam/wingMotion/wingMotion2D_pimpleDyMFoam/0.org/U

...otion/wingMotion2D_pimpleDyMFoam/0.org/include/fixedInlet

...n2D_pimpleDyMFoam/0.org/include/frontBackTopBottomPatches

...ingMotion2D_pimpleDyMFoam/0.org/include/initialConditions

...mpleDyMFoam/wingMotion/wingMotion2D_pimpleDyMFoam/0.org/k

...leDyMFoam/wingMotion/wingMotion2D_pimpleDyMFoam/0.org/nut

...DyMFoam/wingMotion/wingMotion2D_pimpleDyMFoam/0.org/omega

...mpleDyMFoam/wingMotion/wingMotion2D_pimpleDyMFoam/0.org/p

...Motion/wingMotion2D_pimpleDyMFoam/0.org/pointDisplacement

...gMotion/wingMotion2D_pimpleDyMFoam/constant/RASProperties

...otion/wingMotion2D_pimpleDyMFoam/constant/dynamicMeshDict

...ion/wingMotion2D_pimpleDyMFoam/constant/polyMesh/boundary

...n/wingMotion2D_pimpleDyMFoam/constant/transportProperties

.../wingMotion2D_pimpleDyMFoam/constant/turbulenceProperties

.../wingMotion/wingMotion2D_pimpleDyMFoam/system/controlDict

...Motion/wingMotion2D_pimpleDyMFoam/system/decomposeParDict

...am/wingMotion/wingMotion2D_pimpleDyMFoam/system/fvSchemes

...m/wingMotion/wingMotion2D_pimpleDyMFoam/system/fvSolution