concrete5/concrete5 — pull request #1304 by mkly (2013-08-23 20:19:34+00:00)
Title: Fix mysql Exception Shown on Page Type Add

Fix mysql exception show on attempted duplicate page type handle
addition.

- Check for existing page type by handle and return error if found

http://www.concrete5.org/developers/bugs/5-6-2/receive-sql-error-when-trying-to-add-duplicated-page-type-handle/