Update settings/recaptcha.ini.append.php

- functionality to use recaptcha only on user/register and not on user/edit
- disable NewObjectsOnly
Update datatypes/recaptcha/recaptchatype.php

Added functionality to use recaptcha only on user/register and not on user/edit.
Update settings/recaptcha.ini.append.php

Moved the PublishSettings section to the bottom. Added explanation for the NewObjectsOnly setting.
Merge pull request #5 from xmak/master

Added option to use recaptcha only on object creation and not on object edit
Merge branch 'master' of https://github.com/brucem/ezpublish-recaptcha

* 'master' of https://github.com/brucem/ezpublish-recaptcha:
  Update settings/recaptcha.ini.append.php
  Update datatypes/recaptcha/recaptchatype.php
  Update settings/recaptcha.ini.append.php