Definitions: Add key to allow setting numberOfDataPoints (clone headers-only)

Author: shahramn

definitions/grib1/boot.def

@@ -89,6 +89,7 @@ if (!headersOnly) {
 
 # ECC-2137
 transient convertingFrom = "unknown" : hidden;
+transient numberOfGridPoints = 0 : hidden, no_copy;
 
 if (isGridded) {
     meta gridSpec grid_spec(): hidden, no_copy;

definitions/grib2/section.3.def

@@ -17,6 +17,7 @@ codetable[1] sourceOfGridDefinition ('3.0.table',masterDir,localDir) ;
 # Number of data points
 unsigned[4] numberOfDataPoints : dump;
 alias numberOfPoints=numberOfDataPoints;
+alias numberOfGridPoints = numberOfDataPoints;
 
 # Number of octets for optional list of numbers defining number of points
 unsigned[1] numberOfOctectsForNumberOfPoints;