Fix syntax errors in OAuth.pm

oauth-pm.patch

diff --git a/OAuth.pm b/OAuth.pm
index 5985f5d..d15b367 100644
--- a/OAuth.pm
+++ b/OAuth.pm
@@ -193,7 +193,7 @@ the object back to the state it was in when constructed.
 sub resetTokens {
   my $this = shift;
   
-  for my $key qw(request_token request_token_secret access_token access_token_secret)
+  for my $key (qw(request_token request_token_secret access_token access_token_secret))
   {
     delete $this->{$key};
   }
@@ -339,7 +339,7 @@ sub request_access_token {
   $this->{access_token_secret} = $response->param('oauth_token_secret');
   
   # Now that we have a good access token/secret we dont need the request tokens
-  for my $key qw(request_token request_token_secret)
+  for my $key (qw(request_token request_token_secret))
   {
     delete $this->{$key};
   }
@@ -402,7 +402,7 @@ sub set_access_token {
   
   # Now that we have a good access token/secret we dont need the request tokens
   # if they are kicking arround
-  for my $key qw(request_token request_token_secret)
+  for my $key (qw(request_token request_token_secret))
   {
     delete $this->{$key};
   }