diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000..fb37463c
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "libflex/FLEX"]
+	path = libflex/FLEX
+	url = https://github.com/FLEXTool/FLEX
diff --git a/layout/Library/Application Support/BHT/BHTwitter.bundle/ar.lproj/Localizable.strings b/layout/Library/Application Support/BHT/BHTwitter.bundle/ar.lproj/Localizable.strings
index 83df0d65..9c65e110 100644
--- a/layout/Library/Application Support/BHT/BHTwitter.bundle/ar.lproj/Localizable.strings	
+++ b/layout/Library/Application Support/BHT/BHTwitter.bundle/ar.lproj/Localizable.strings	
@@ -138,7 +138,7 @@
 "HIDE_VIEW_COUNT_OPTION_TITLE" = "إخفاء عدد مُشاهدة التغريدة";
 "HIDE_VIEW_COUNT_OPTION_DETAIL_TITLE" = "إزالة عدد المُشاهدات من التغريدة";
 
-"HIDE_MARKBOOK_BUTTON_OPTION_TITLE" = "إخفاء زر العلامة المرجعيّة":
+"HIDE_MARKBOOK_BUTTON_OPTION_TITLE" = "إخفاء زر العلامة المرجعيّة";
 "HIDE_MARKBOOK_BUTTON_OPTION_DETAIL_TITLE" = "إخفاء زر العلامة المرجعيّة من التغريدة .";
 
 "FORCE_TWEET_FULL_FRAME_TITLE" = "إجبار تويتر على إستخدام الإطار الكامل للصور";
diff --git a/layout/Library/Application Support/BHT/BHTwitter.bundle/es.lproj/Localizable.strings b/layout/Library/Application Support/BHT/BHTwitter.bundle/es.lproj/Localizable.strings
index 21fa3a80..083ecfc2 100644
--- a/layout/Library/Application Support/BHT/BHTwitter.bundle/es.lproj/Localizable.strings	
+++ b/layout/Library/Application Support/BHT/BHTwitter.bundle/es.lproj/Localizable.strings	
@@ -17,6 +17,7 @@
 "CANCEL_BUTTON_TITLE" = "Cancelar";
 
 "PROGRESS_DOWNLOADING_STATUS_TITLE" = "Descargando";
+"FETCHING_PROGRESS_TITLE" = "Obtener información multimedia";
 
 "CUSTOM_FONTS_NAVIGATION_BUTTON_TITLE" = "Fuentes personalizadas";
 "CUSTOM_FONTS_NAVIGATION_TITLE" = "Elegir fuentes";
@@ -137,6 +138,9 @@
 "HIDE_VIEW_COUNT_OPTION_TITLE" = "Ocultar recuento de vistas";
 "HIDE_VIEW_COUNT_OPTION_DETAIL_TITLE" = "Eliminar el recuento de vistas del tuit";
 
+"HIDE_MARKBOOK_BUTTON_OPTION_TITLE" = "Ocultar botón de favoritos";
+"HIDE_MARKBOOK_BUTTON_OPTION_DETAIL_TITLE" = "Ocultar el botón de favoritos del tweet";
+
 "FORCE_TWEET_FULL_FRAME_TITLE" = "Marco completo en imágenes";
 
 "DISABLE_IMMERSIVE_PLAYER_TITLE" = "Reproductor inmersivo";
diff --git a/layout/Library/Application Support/BHT/BHTwitter.bundle/zh-Hant.lproj/Localizable.strings b/layout/Library/Application Support/BHT/BHTwitter.bundle/zh-Hant.lproj/Localizable.strings
index 94e7bf57..407393b4 100644
--- a/layout/Library/Application Support/BHT/BHTwitter.bundle/zh-Hant.lproj/Localizable.strings	
+++ b/layout/Library/Application Support/BHT/BHTwitter.bundle/zh-Hant.lproj/Localizable.strings	
@@ -3,7 +3,6 @@
   BHTwitter
 */
 
-
 "BHTWITTER_SETTINGS_TITLE" = "BHTwitter";
 "BHTWITTER_SETTINGS_DETAIL" = "偏好設定";
 
@@ -18,6 +17,7 @@
 "CANCEL_BUTTON_TITLE" = "取消";
 
 "PROGRESS_DOWNLOADING_STATUS_TITLE" = "下載中";
+"FETCHING_PROGRESS_TITLE" = "擷取媒體檔案...";
 
 "CUSTOM_FONTS_NAVIGATION_BUTTON_TITLE" = "自訂字體";
 "CUSTOM_FONTS_NAVIGATION_TITLE" = "選擇字體";
@@ -138,6 +138,9 @@
 "HIDE_VIEW_COUNT_OPTION_TITLE" = "隱藏查看次數";
 "HIDE_VIEW_COUNT_OPTION_DETAIL_TITLE" = "在推文中隱藏查看次數";
 
+"HIDE_MARKBOOK_BUTTON_OPTION_TITLE" = "隱藏書籤按鈕";
+"HIDE_MARKBOOK_BUTTON_OPTION_DETAIL_TITLE" = "從推文中隱藏書籤按鈕";
+
 "FORCE_TWEET_FULL_FRAME_TITLE" = "推文圖片顯示完整預覽";
 
 "DISABLE_IMMERSIVE_PLAYER_TITLE" = "禁用沉浸式播放器";
diff --git a/libflex/FLEX b/libflex/FLEX
new file mode 160000
index 00000000..81f748a3
--- /dev/null
+++ b/libflex/FLEX
@@ -0,0 +1 @@
+Subproject commit 81f748a33e257be82f5cdec8e2ddf10e1afddc2f