Refactor classes for atomic types

- make ctors all inline
- use intermediate class `NcAtomic` to reduce duplication of equality
  operator
- now classes are only a few lines each, move them all into `ncType.h`
  header

Author: ZedThree

cxx4/ncByte.cpp

@@ -1,18 +1,6 @@
 #include "ncGroup.h"
 #include "ncCheck.h"
 #include "ncCompoundType.h"
-#include "ncByte.h"
-#include "ncUbyte.h"
-#include "ncChar.h"
-#include "ncShort.h"
-#include "ncUshort.h"
-#include "ncInt.h"
-#include "ncUint.h"
-#include "ncInt64.h"
-#include "ncUint64.h"
-#include "ncFloat.h"
-#include "ncDouble.h"
-#include "ncString.h"
 #include "ncException.h"
 
 using namespace std;

cxx4/ncByte.h

@@ -1,18 +1,6 @@
 #include "ncEnumType.h"
 #include "ncGroup.h"
 #include "ncCheck.h"
-#include "ncByte.h"
-#include "ncUbyte.h"
-#include "ncChar.h"
-#include "ncShort.h"
-#include "ncUshort.h"
-#include "ncInt.h"
-#include "ncUint.h"
-#include "ncInt64.h"
-#include "ncUint64.h"
-#include "ncFloat.h"
-#include "ncDouble.h"
-#include "ncString.h"
 #include "ncException.h"
 using namespace std;
 using namespace netCDF;

cxx4/ncChar.cpp

@@ -1,7 +1,6 @@
 #include "ncFile.h"
 #include "ncCheck.h"
 #include "ncException.h"
-#include "ncByte.h"
 #include<iostream>
 #include<string>
 #include<sstream>