Fix ksim crash. This resolves bug report 1322.

ksim/library/pluginglobal.cpp

@@ -155,7 +155,7 @@ bool KSim::Plugin::isNull() const
   return !d;
 }
 
-const TQString &KSim::Plugin::name() const
+TQString KSim::Plugin::name() const
 {
   return d ? d->name : TQString();
 }
@@ -170,7 +170,7 @@ TQCString KSim::Plugin::libName() const
   return d ? d->libName : TQCString();
 }
 
-const TQString &KSim::Plugin::fileName() const
+TQString KSim::Plugin::fileName() const
 {
   return d ? d->filename : TQString();
 }

ksim/library/pluginglobal.h

@@ -93,7 +93,7 @@ namespace KSim
        * @return the name of the plugin, NOT the library name
        * @see #libName
        */
-      const TQString &name() const;
+      TQString name() const;
       /**
        * @return the icon of the plugin
        */
@@ -105,7 +105,7 @@ namespace KSim
       /**
        * @return path to the .desktop file
        */
-      const TQString &fileName() const;
+      TQString fileName() const;
       /**
        * @return the plugin object
        */