generic.*Patch: Moved to new genericPatches library

genericPatches is linked into mesh generation and manipulation utilities but not
solvers so that the solvers now check for the availability of the specified
patch types.  Bugs in the tutorials exposed by this check have been corrected.

tutorials/modules/film/rivuletPanel/Allrun

@@ -5,7 +5,7 @@ cd ${0%/*} || exit 1    # Run from this directory
 . $WM_PROJECT_DIR/bin/tools/RunFunctions
 
 # Copy the source case
-isTest "$@" && path=.. || path=$FOAM_TUTORIALS/modules/isothermalFilm
+path=$FOAM_TUTORIALS/modules/isothermalFilm
 cp -r $path/rivuletPanel/constant .
 cp -r $path/rivuletPanel/system .
 cp -r $path/rivuletPanel/0 .

tutorials/modules/incompressibleFluid/rotorDisk/system/snappyHexMeshDict

@@ -60,7 +60,7 @@ castellatedMeshControls
                 patch0
                 {
                     level (2 2);
-                    patchInfo { type slip; }
+                    patchInfo { type wall; }
                 }
 
                 patch1

tutorials/modules/multiphaseEuler/pipeBend/system/blockMeshDict

@@ -136,7 +136,7 @@ boundary
 (
     inlet
     {
-        type    pacth;
+        type    patch;
         faces
         (
             (0 1 2 3)