Add/Remove & Fix loc strings

i18n/en.json

@@ -685,7 +685,7 @@
   },
   {
     "id": "api.post.check_for_out_of_channel_mentions.message.one",
-    "translation": "{{.Username}} was mentioned, but they do not belong to this channel."
+    "translation": "{{.Username}} was mentioned, but does not belong to this channel."
   },
   {
     "id": "api.post.create_post.bad_filename.error",

i18n/es.json

@@ -681,7 +681,7 @@
   },
   {
     "id": "api.post.check_for_out_of_channel_mentions.message.multiple",
-    "translation": "{{.Usernames}} y {{.LastUsername}} fueron mencionados, pero ellos no pertenecen a este canal."
+    "translation": "{{.Usernames}} y {{.LastUsername}} fueron mencionados, pero no pertenecen a este canal."
   },
   {
     "id": "api.post.check_for_out_of_channel_mentions.message.one",

web/static/i18n/en.json

@@ -1089,7 +1089,7 @@
   "user.settings.cmds.username_desc": "The username to use when overriding the post.",
   "user.settings.cmds.icon_url_desc": "URL to an icon",
   "user.settings.cmds.trigger_desc": "Word to trigger on",
-  "user.settings.cmds.auto_complete_help": "Show this command in autocomplete list",
+  "user.settings.cmds.auto_complete_help": " Show this command in autocomplete list",
   "user.settings.cmds.auto_complete_hint_desc": "List parameters to be passed to the command.",
   "user.settings.cmds.request_type_desc": "Command request type issued to the callback URL.",
   "user.settings.cmds.url_desc": "URL that will receive the HTTP POST or GET event",

web/static/i18n/es.json

@@ -933,6 +933,7 @@
   "signup_user_completed.gitlab": "con GitLab",
   "signup_user_completed.google": "con Google",
   "signup_user_completed.lets": "Vamos a crear tu cuenta",
+  "signup_user_completed.none": "No está habilitado ningún método para crear usuarios. Por favor contacta a un administrador para obtener acceso.",
   "signup_user_completed.onSite": "en {siteName}",
   "signup_user_completed.or": "o",
   "signup_user_completed.passwordLength": "Por favor ingresa al menos {min} caracteres",