Important update:

- Bug fix: make DateTimeCore functions linkable by using it in CLogCore
- CLogCore:
  - Rename FileOutput -> OutputFile
  - Add DateTimeStr to Output if FileNo > 3

DateTimeCore.cpp

@@ -1,7 +1,7 @@
 /*
  * DateTimeCore.cpp
  *
- *  Created on: 3 Mar 2017
+ *  Created on: 3 March 2017
  *      Author: wentzelc
  */
 
@@ -13,14 +13,12 @@
 #include <stdio.h>
 #include <cstdlib>
 #include <string.h>
-
-//#include <stdlib.h>
-//#include <unistd.h>
+#include <time.h>
 
 //---------------------------------------------------------------------------
 
 // Variable used to temp values with
-char    ReturnStr[20];
+static char    ReturnStr[20];
 
 //---------------------------------------------------------------------------