Competitions 2.0.9

Improve the 'no permission' to enter competitions messages to give more information with admin toggles to show this or not.
Added default territory selection and minimum age setting.

Added the following new features:

• Verbose error message support for territories. E.g. Eligible territories include: United Kingdom, France.
• Verbose error message support for usergroup exclusion. E.g. You are a member of user group(s): Administrative
• Verbose error message support for usergroup inclusion requirements. E.g. You are not a member of user group(s): Newsletter Subscriber
• Admin toggles for verbose error message display.
• Default allowed territories setting added in admin options.
• Default minimum age setting added in admin options.