Helpers

- Forced the format(double) helper function to not use scientific notation,
  which was causing problems.

src/text.cpp

@@ -859,7 +859,7 @@ const std::string format (double value, int width, int precision)
 const std::string format (double value)
 {
   std::stringstream s;
-  s << value;
+  s << std::fixed << value;
   return s.str ();
 }