Fix typos and grammar issues

app/templates/admin/send_bulk_email.html

@@ -9,7 +9,7 @@
 
 <p class="alert alert-danger">
 	<b>BE VERY CAREFUL.</b>
-	This will send an email to all users with email addresses.
+	This will email all users with email addresses.
 </p>
 
 {% from "macros/forms.html" import render_field, render_submit_field %}

app/templates/users/email_sent.html

@@ -8,7 +8,7 @@
 <h1>{{ self.title() }}</h1>
 
 <p>
-	{{ _("We've sent an email to the address you specified.") }}
+	{{ _("We've emailed the address you specified.") }}
 	{{ _("You'll need to click the link in the email to confirm it.") }}</p>
 
 <p>
@@ -22,4 +22,4 @@
 		{{ _("My email never arrived") }}
 	</a>
 </p>
-{% endblock %}
+{% endblock %}

app/templates/users/unsubscribe.html

@@ -37,7 +37,7 @@
 			<div class="alert alert-danger">
 				<p>
 					<strong>
-						{{ _("Unsubscribing may prevent you from being able to sign into the account '%(display_name)s'", display_name=user.display_name) }}
+						{{ _("Unsubscribing may prevent you from being able to log into the account '%(display_name)s'", display_name=user.display_name) }}
 					</strong>.
 				</p>
 				<p class="mb-0">