Remove an attempt to double free content

As content is freed by resetExceptResult message received by reset
which has been called by dealloc as well

SOPE/NGCards/NGCardsSaxHandler.m

@@ -55,8 +55,6 @@ static NSArray *privilegedTagNames = nil;
 
 - (void) dealloc
 {
-  if (content)
-    free (content);
   [self reset];
   [cards release];
   [currentGroup release];