add new string to translate

src/components/views/rooms/TopUnreadMessagesBar.js

@@ -37,7 +37,7 @@ module.exports = React.createClass({
                     <img src="img/scrollto.svg" width="24" height="24"
                         alt={ _t('Scroll to unread messages') }
                         title={ _t('Scroll to unread messages') }/>
-                    Jump to first unread message.
+                    { _t("Jump to first unread message.") }
                 </div>
                 <img className="mx_TopUnreadMessagesBar_close mx_filterFlipColor"
                     src="img/cancel.svg" width="18" height="18"

src/i18n/strings/en_EN.json

@@ -315,6 +315,7 @@
   "joined": "joined",
   "%(targetName)s joined the room.": "%(targetName)s joined the room.",
   "Joins room with given alias": "Joins room with given alias",
+  "Jump to first unread message.": "Jump to first unread message.",
   "%(senderName)s kicked %(targetName)s.": "%(senderName)s kicked %(targetName)s.",
   "Kick": "Kick",
   "Kicks user with given id": "Kicks user with given id",

src/i18n/strings/pt_BR.json

@@ -605,6 +605,7 @@
     "'%(alias)s' is not a valid format for an address": "'%(alias)s' não é um formato válido para um endereço",
     "'%(alias)s' is not a valid format for an alias": "'%(alias)s' não é um formato válido para um alias",
     "Join Room": "Ingressar na sala",
+    "Jump to first unread message.": "Jump to first unread message.",
     "Kick": "Remover",
     "Level": "Nível",
     "Local addresses for this room:": "Endereço local desta sala:",