fix(bidi) fix tabview, textarea, label, btnmatrix, roller, dropdown with RTL base direction

examples/widgets/tabview/lv_example_tabview_1.c

@@ -3,6 +3,7 @@
 
 void lv_example_tabview_1(void)
 {
+    lv_obj_set_style_base_dir(lv_scr_act(), LV_BASE_DIR_RTL, 0);
     /*Create a Tab view object*/
     lv_obj_t *tabview;
     tabview = lv_tabview_create(lv_scr_act(), LV_DIR_TOP, 50);
@@ -36,7 +37,7 @@ void lv_example_tabview_1(void)
     label = lv_label_create(tab3);
     lv_label_set_text(label, "Third tab");
 
-    lv_obj_scroll_to_view_recursive(label, LV_ANIM_ON);
+//    lv_obj_scroll_to_view_recursive(label, LV_ANIM_ON);
 
 }
 #endif

examples/widgets/textarea/lv_example_textarea_1.c

@@ -21,8 +21,10 @@ static void btnm_event_handler(lv_event_t * e)
 
 void lv_example_textarea_1(void)
 {
+//    lv_obj_set_style_base_dir(lv_scr_act(), LV_BASE_DIR_RTL, 0);
     lv_obj_t * ta = lv_textarea_create(lv_scr_act());
-    lv_textarea_set_one_line(ta, true);
+//    lv_textarea_set_one_line(ta, true);
+    lv_textarea_set_text(ta, "Hey");
     lv_obj_align(ta, LV_ALIGN_TOP_MID, 0, 10);
     lv_obj_add_event_cb(ta, textarea_event_handler, LV_EVENT_READY, ta);
     lv_obj_add_state(ta, LV_STATE_FOCUSED); /*To be sure the cursor is visible*/

examples/widgets/textarea/lv_example_textarea_2.c

@@ -7,6 +7,7 @@ static lv_obj_t * kb;
 
 void lv_example_textarea_2(void)
 {
+    lv_obj_set_style_base_dir(lv_scr_act(), LV_BASE_DIR_RTL, 0);
     /*Create the password box*/
     lv_obj_t * pwd_ta = lv_textarea_create(lv_scr_act());
     lv_textarea_set_text(pwd_ta, "");