speak Italian - study Italian

Jun 14, 2018

- Fix ads is hidden by button
- Fix change theme and language issue
- Add button to scroll the list to last view
- go to detail of bookmark/group of phrases/review then Phrases will be open under full page, swipe left/right to go to next/previous phrase
- Fixed audio playback issue
- Add more kind of practice which help remember phrases more easily
- Support switch between Light and Dark theme