Added support for using osgDB::fineFile into the .flt plugin.

src/osgPlugins/flt/Input.cpp

@@ -4,6 +4,7 @@
 #include <malloc.h>
 
 #include <osg/Notify>
+#include <osgDB/FileUtils>
 
 #include "Input.h"
 #include "Record.h"
@@ -63,7 +64,15 @@ bool FileInput::eof()
 bool FileInput::open(const std::string& fileName)
 {
     _file=::fopen( fileName.c_str(), "rb");
-    if (_file == NULL) return false;
+    if (_file == NULL) 
+    {
+        // ok havn't found file, resort to using findFile...
+        std::string newFileName = osgDB::findFile(fileName.c_str());
+        if (newFileName.empty()) return false;
+        
+        _file=::fopen( fileName.c_str(), "rb");
+        if (_file == NULL) return false;
+    }
     _eof = false;
     return true;
 }