Feature: #EXTBLOG-95 - Add Google Re-Captcha

See https://jira.typo3.com/browse/EXTBLOG-95

Description

The google re-captcha was added to the comment form but have to be activated and configured. The feature prevent comment spam by adding an additional captcha field to the comment form. To use the feature it is required to activate and configure the captcha field. The required keys can be received from google: https://www.google.com/recaptcha/admin#list

plugin.tx_blog.settings.google_recaptcha = 1
plugin.tx_blog.settings.google_recaptcha {
   website_key = 6LfN-XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
   secret_key = 6LfN-XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
}

Impact

You can now reduce the amount of spam comments by activate this feature.