English source strings corrected (#510)

Requires .po/.pot files to be rebuilt

This resolves #508

templates/users/edit.rs.html

@@ -10,7 +10,7 @@
     @if let Some(u) = ctx.2.clone() {
         <h1>@i18n!(ctx.1, "Your Profile")</h1>
         <p>
-            @i18n!(ctx.1, "To change your avatar, upload it in your gallery and select from there.")
+            @i18n!(ctx.1, "To change your avatar, upload it to your gallery and then select from there.")
             <a href="@uri!(medias::new)">@i18n!(ctx.1, "Upload an avatar")</a>
         </p>
         <form method="post" action="@uri!(user::update: _name = u.username.clone())">