[svn-r12314] Purpose:

Code cleanup

Description:
    Big clean up on high-level library code, including:
        - Removing include of HDF5 private header file(!)
        - Reduce number of compiler warnings
        - Untangle header files, etc.

Platforms tested:
    FreeBSD 4.11 (sleipnir) w/C++
    Linux 2.4/64 (mir) w/C++ & FORTRAN

hl/c++/src/H5PacketTable.cpp

@@ -120,7 +120,7 @@
         if( H5PTis_varlen(table_id) != 0 )    // If this is not a fixed-length table
         {
             H5PTclose(table_id);
-            table_id = NULL;
+            table_id = -1;
         }
     }
 
@@ -216,7 +216,7 @@
         if( H5PTis_varlen(table_id) != 1 )    // If this is not a variable-length table
         {
             H5PTclose(table_id);
-            table_id = NULL;
+            table_id = -1;
         }
     }