Git commits in Moodle 3.3.5 by Jeff Webster

commit 934220228afb003bd564cc0bc0033ce52a584f3f
Author: Jeff Webster <jsw@ncsu.edu>
Date:   Tue, 06 Mar 2018 08:27:52 +0800
Tag:    v3.3.5

MDL-48501 auth/email: update external class to use reCAPTCHA v2

commit 2f0be313b373ad6689738aab1f85d9c3db81f067
Author: Jeff Webster <jsw@ncsu.edu>
Date:   Sun, 04 Mar 2018 14:27:23 +0800
Tag:    v3.3.5

MDL-48501 form/recaptcha: update to use reCAPTCHA v2

commit 8d7d722fb03e0615bea8936b97aa82114e59e3dc
Author: Jeff Webster <jsw@ncsu.edu>
Date:   Sun, 04 Mar 2018 14:27:23 +0800
Tag:    v3.3.5

MDL-48501 login: update signup_form to use reCAPTCHA v2

commit 3c9a5ae1cc6f148788bb84dbde7dd3b3c3130380
Author: Jeff Webster <jsw@ncsu.edu>
Date:   Sun, 04 Mar 2018 14:27:23 +0800
Tag:    v3.3.5

MDL-48501 mod_feedback: update feedback to use reCAPTCHA v2

commit e3a18e4458c92e75a040d63da1f862a7e55eca6a
Author: Jeff Webster <jsw@ncsu.edu>
Date:   Sun, 04 Mar 2018 14:27:22 +0800
Tag:    v3.3.5

MDL-48501 lang: update reCAPTCHA language strings

commit 68e6299010da2d2fa8f5c5690f0167ec6ef1ba08
Author: Jeff Webster <jsw@ncsu.edu>
Date:   Sun, 04 Mar 2018 14:27:22 +0800
Tag:    v3.3.5

MDL-48501 recaptchalib_v2: add new lib to support reCAPTCHA v2