Use relative includes in headers and absolute in code

- relative includes in headers
- absolute includes in exe code
- include sstream lib in eoExceptions.h
- fix ga/make_op_ga.cpp
- fix eoSGATransform.h

eo/src/gp/eoParseTree.h

@@ -30,10 +30,10 @@
 #include <iterator>
 #include <list>
 
-#include <EO.h>
-#include <eoInit.h>
-#include <eoOp.h>
-#include <gp/parse_tree.h>
+#include "../EO.h"
+#include "../eoInit.h"
+#include "../eoOp.h"
+#include "parse_tree.h"
 
 using namespace gp_parse_tree;
 

eo/src/gp/eoParseTreeDepthInit.h

@@ -28,11 +28,11 @@
 #ifndef eoParseTreeDepthInit_h
 #define eoParseTreeDepthInit_h
 
-#include <EO.h>
-#include <gp/eoParseTree.h>
-#include <eoInit.h>
-#include <eoOp.h>
-#include <eoPop.h>
+#include "../EO.h"
+#include "eoParseTree.h"
+#include "eoInit.h"
+#include "eoOp.h"
+#include "eoPop.h"
 
 using namespace gp_parse_tree;
 

eo/src/gp/eoParseTreeOp.h

@@ -29,10 +29,10 @@
 #ifndef eoParseTreeOp_h
 #define eoParseTreeOp_h
 
-#include <EO.h>
-#include <eoOp.h>
+#include "../EO.h"
+#include "../eoOp.h"
 
-#include <gp/eoParseTree.h>
+#include "eoParseTree.h"
 
 /** eoSubtreeXOver --> subtree xover
 \class eoSubtreeXOver eoParseTreeOp.h gp/eoParseTreeOp.h

eo/src/gp/eoStParseTreeDepthInit.h

@@ -27,10 +27,10 @@
 #ifndef eoStParseTreeDepthInit_h
 #define eoStParseTreeDepthInit_h
 
-#include <EO.h>
-#include <gp/eoParseTree.h>
-#include <eoInit.h>
-#include <eoOp.h>
+#include "../EO.h"
+#include "eoParseTree.h"
+#include "../eoInit.h"
+#include "../eoOp.h"
 
 #include <map>
 

eo/src/gp/eoStParseTreeOp.h

@@ -28,13 +28,13 @@
 #ifndef eoStParseTreeOp_h
 #define eoStParseTreeOp_h
 
-#include <EO.h>
-#include <eoOp.h>
+#include "../EO.h"
+#include "../eoOp.h"
 #include <map.h>
 #include <iostream>
 #include <set>
 
-#include <gp/eoParseTree.h>
+#include "eoParseTree.h"
 
 // a help function
 template <class EOT>