Merge branch 'feature-conservativeACMI' into 'develop'

BUG: cyclicACMI: make conservative and remove faceAreas0

Need to review cyclicACMI patch non-overlap values
- values here preserve initial values only
- snGrad - used?
- wall functions - no longer call updateCoeffs with ACMI weights (?)

See merge request !46

tutorials/incompressible/pimpleDyMFoam/oscillatingInletACMI2D/system/controlDict

@@ -35,7 +35,7 @@ purgeWrite      0;
 
 writeFormat     ascii;
 
-writePrecision  6;
+writePrecision  10;
 
 writeCompression off;
 

tutorials/incompressible/pimpleDyMFoam/oscillatingInletACMI2D/system/fvSolution

@@ -39,7 +39,7 @@ solvers
     pFinal
     {
         $p;
-        tolerance       1e-6;
+        tolerance       1e-10;
         relTol          0;
     }