Bring back mail tags loading

Signed-off-by: Michal Čihař <michal@cihar.com>

weblate/html/mail/activation.txt

+{% load i18n %}{% load translations %}{% autoescape off %}{% filter wordwrap:72 %}{% trans "Hi," %}
 
 {% blocktrans %}This is an automatic email to help you complete your registration with {{ site_title }}.{% endblocktrans %}
 

weblate/html/mail/changed_translation.txt

+{% load i18n %}{% load translations %}{% autoescape off %}{% filter wordwrap:72 %}{%trans "Hi,"%}
 
 {% blocktrans %}there has been a change in translation on {{ translation }} at {{ site_title }}.{% endblocktrans %}
 

weblate/html/mail/footer.txt

+{% load i18n %}{% load translations %}{% autoescape off %}{% filter wordwrap:72 %}{% trans "Translation summary:" %}
 
 {% trans "Total strings:" %} {{ translation.total }}
 {% trans "Translated strings:" %} {{ translation.translated }} ({{ translation.get_translated_percent }}%)

weblate/html/mail/merge_failure.txt

+{% load i18n %}{% load translations %}{% autoescape off %}{% filter wordwrap:72 %}{% trans "Hi," %}
 
 {% blocktrans %}there has been a merge failure on {{ subproject }} at {{ site_title }}.{% endblocktrans %}
 

weblate/html/mail/new_comment.txt

+{% load i18n %}{% load translations %}{% autoescape off %}{% filter wordwrap:72 %}{% trans "Hi," %}
 
 {% blocktrans %}there has been a new comment on {{ subproject }} at {{ site_title }}.{% endblocktrans %}
 

weblate/html/mail/new_contributor.txt

+{% load i18n %}{% load translations %}{% autoescape off %}{% filter wordwrap:72 %}{% trans "Hi," %}
 
 {% blocktrans with user.first_name as username %}{{ username }} has just made a first contribution on {{ translation }} at {{ site_title }}.{% endblocktrans %}
 

weblate/html/mail/new_language.txt

+{% load i18n %}{% load translations %}{% autoescape off %}{% filter wordwrap:72 %}{% trans "Hi," %}
 
 {% blocktrans %}there has been a request for new language on {{ translation }} at {{ site_title }}.{% endblocktrans %}
 

weblate/html/mail/new_string.txt

+{% load i18n %}{% load translations %}{% autoescape off %}{% filter wordwrap:72 %}{% trans "Hi," %}
 
 {% blocktrans %}there are new strings to translate on {{ translation }} at {{ site_title }}.{% endblocktrans %}
 

weblate/html/mail/new_suggestion.txt

+{% load i18n %}{% load translations %}{% autoescape off %}{% filter wordwrap:72 %}{% trans "Hi," %}
 
 {% blocktrans %}there is a new suggestion to evaluate on {{ translation }} at {{ site_title }}.{% endblocktrans %}
 

weblate/html/mail/new_translation.txt

+{% load i18n %}{% load translations %}{% autoescape off %}{% filter wordwrap:72 %}{% trans "Hi," %}
 
 {% blocktrans %}there has been a new translation on {{ translation }} at {{ site_title }}.{% endblocktrans %}
 

weblate/html/mail/reset.txt

+{% load i18n %}{% load translations %}{% autoescape off %}{% filter wordwrap:72 %}{% trans "Hi," %}
 
 {% blocktrans %}There was a request to reset your Weblate password at {{ site_title }}.{% endblocktrans %}
 

weblate/html/mail/signature.txt

+{% load translations %}{% load i18n %}--
     {% blocktrans %}Sent by Weblate translation system{% endblocktrans %}
     {{ current_site_url }}{% url 'home' %}
     {% trans "Change subscription settings:" %} {{ current_site_url }}{% url 'profile' %}#subscriptions