fix documentation referring to anyvcs instead of sshkey

README.upgrading.md

@@ -8,7 +8,7 @@ will only be present on minor version changes.
 To use South migrations, you must have the south app in your project's
 To use South migrations, you must have the south app in your project's
 INSTALLED_APPS.
 INSTALLED_APPS.
 
 
-The following table maps django-anyvcs version to migration labels:
+The following table maps django-sshkey version to migration labels:
 
 
     Version   App Name        Label   Notes
     Version   App Name        Label   Notes
     1.0.x     sshkey          0001    Migrations were not present in 1.0.x
     1.0.x     sshkey          0001    Migrations were not present in 1.0.x