Fixed url and some typos. Thanks Rhyswilliamsza

Author: Serghey Rodin

upd/add_notifications.sh

@@ -6,4 +6,4 @@ rm -f /usr/local/vesta/data/users/admin/notifications.conf
 /usr/local/vesta/bin/v-add-user-notification admin "Chroot SFTP" "If you want have SFTP accounts that will be used only to transfer files (and not to ssh), you can  <a href='/edit/server/?lead=sftp#module-sftp'>purchase</a> and enable <a href='http://vestacp.com/features/#sftpchroot'>SFTP Chroot</a>"
 /usr/local/vesta/bin/v-add-user-notification admin "Free SSL Certificates" "Lets Encrypt is a free, automated, and open Certificate Authority. Find out more at  <a href='https://letsencrypt.org/'>letsencrypt.org</a>"
 /usr/local/vesta/bin/v-add-user-notification admin "Keyboard Control" "You can use your keyboard to perform many of the same actions you perform using the mouse, such as navigating to or selecting menus, and items"
-/usr/local/vesta/bin/v-add-user-notification admin "Release 0.9.8-17" "Notable in this release is the improved server tab. You can now edit service configs, php.ini and so on. We added nice mail helpers and fixed dozen bugs. For more information please read <a href='http://vestacp.com/roadmap/#0.9.8-15'>release notes</a>"
+/usr/local/vesta/bin/v-add-user-notification admin "Release 0.9.8-17" "Notable in this release is the improved server tab. You can now edit service configs, php.ini and so on. We added nice mail helpers and fixed a dozen bugs. For more information please read the <a href='http://vestacp.com/roadmap/#0.9.8-17'>release notes</a>"