Bug - import

- Fixed bug that only allowed import of *text* if there was more
  than one line of it.
- Fixed some whacko formatting.

src/import.cpp

@@ -162,7 +162,7 @@ static fileType determineFileType (const std::vector <std::string>& lines)
     return csv;
 
   // Looks like 'text' is the default case, if there is any data at all.
-  if (lines.size () > 1)
+  if (lines.size () >= 1)
     return text;
 
   return not_a_clue;