Back-button hides during install, fixing #11259
Updated System Info to reflect latest PHPMailer version from PR #11157
Fix some mistakes
Fixed a few actions for access policies
Fixed a few actions for access policies

* origin/pr/11270:
  Fixed a few actions for access policies
Updated System Info to reflect latest PHPMailer version from PR #11157

* origin/pr/11267:
  Updated System Info to reflect latest PHPMailer version from PR #11157
Hide Back-button during install

* origin/pr/11260:
  Back-button hides during install, fixing #11259
Updated russian lexicons

* origin/pr/11268:
  Fix some mistakes
Update PHPMailer project link to GitHub
Update PHPMailer project link to GitHub

* origin/pr/11277:
  Update PHPMailer project link to GitHub