Fix tabLayout swipe direction

- Fix swipe direction by add layoutDirection=ltr in xml
- Reverse viewPager tab index when layoutDirection is rtl

Fixes: 147415514
Test: 1. change to rtl language
      2. Settings -> Account
      3. Swipe from left to right, should move tab to left.
      4. Swipe from right to left, should move tab to right

Change-Id: Ib5a080f4706161fd9c0f4d7f2da4d7b98946d960