Make std::string-using script funcs pass around const references

This makes it so that whenever a string is passed into these functions,
it's no longer needlessly copied.

desktop_version/src/Script.cpp

@@ -32,7 +32,7 @@ void scriptclass::clearcustom(){
 	customscripts.clear();
 }
 
-void scriptclass::tokenize( std::string t )
+void scriptclass::tokenize( const std::string& t )
 {
 	j = 0;
 	std::string tempword;
@@ -3725,7 +3725,7 @@ void scriptclass::hardreset()
 	running = false;
 }
 
-void scriptclass::loadcustom(std::string t)
+void scriptclass::loadcustom(const std::string& t)
 {
 	//this magic function breaks down the custom script and turns into real scripting!
 	std::string cscriptname="";

desktop_version/src/Script.h

@@ -22,18 +22,18 @@ public:
 
     scriptclass();
 
-    void load(std::string name);
+    void load(const std::string& name);
     void loadother(const char* t);
-    void loadcustom(std::string t);
+    void loadcustom(const std::string& t);
 
-    void inline add(std::string t)
+    void inline add(const std::string& t)
     {
         commands.push_back(t);
     }
 
     void clearcustom();
 
-    void tokenize(std::string t);
+    void tokenize(const std::string& t);
 
     void run();
 

desktop_version/src/Scripts.cpp

@@ -1,7 +1,7 @@
 #include "Script.h"
 #include <SDL.h>
 
-void scriptclass::load(std::string name)
+void scriptclass::load(const std::string& name)
 {
     //loads script name t into the array
     position = 0;