Finished up whilerow. Added hearder tag.

Global.h

@@ -3,6 +3,7 @@
 
 #include "MString.h"
 #include <map>
+//#include <unordered_map>
 
 namespace  jet {
 
@@ -22,10 +23,11 @@ namespace  jet {
       coreutils::MString renderVariableName(coreutils::MString &name, coreutils::ZString &variable);
       __mysql * getSession(coreutils::MString sessionId);
       coreutils::ZString getSessionVariable(coreutils::MString &splitName);
+      void outputHeaders();
       
       std::map<coreutils::MString, coreutils::MString> variables;
       std::map<coreutils::MString, __mysql *> sessions;
-
+      std::map<coreutils::MString, coreutils::MString> headers;
       
    };