RVRNEXT-27 delete unused mail templates

mail/signup-noconfirm.html

@@ -1,9 +0,0 @@
-Hi,
-<br><br>
-You recently signed up on {{APP_NAME}} with this Google account ({{EMAIL}}).
-<br><br>
-Have fun on {{APP_NAME}}!
-<br><br>
-Regards,<br>
-{{APP_NAME}}<br>
-<a href="{{BASE_URL}}" title="{{APP_NAME}}">{{BASE_URL}}</a>

mail/signup.html

@@ -1,18 +0,0 @@
-Hi,
-<br><br>
-You recently signed up on {{APP_NAME}} with this email address ({{EMAIL}}).
-To activate your account, please click on the following link:<br>
-<a href="{{ACTIVATE_LINK}}" title="Account activation">{{ACTIVATE_LINK}}</a>
-<br><br>
-You can activate your account until {{ACTIVATABLE_UNTIL}}.
-If you don't activate your account, your email address will be permanently deleted after this point of time.
-<br><br>
-If you did not sign up on {{APP_NAME}} or changed your mind, no further action is required.
-However if you want to immediately delete your email address, please click on the following link:<br>
-<a href="{{CANCEL_LINK}}" title="Sign up cancellation">{{CANCEL_LINK}}</a>
-<br><br>
-Have fun on {{APP_NAME}}!
-<br><br>
-Regards,<br>
-{{APP_NAME}}<br>
-<a href="{{BASE_URL}}" title="{{APP_NAME}}">{{BASE_URL}}</a>