Changed find_field() to find_form_input() to clarify its purpose.  Fixed misnamed row object in preview_result().
Changed find_field() to find_form_input() to clarify its purpose.  Fixed misnamed row object in preview_result().

cjungmann/schemafw,cjungmann/schemafw,cjungmann/schemafw,cjungmann/schemafw,cjungmann/schemafw