Rewrote hooks (should fix sone JB devices not loading at all)
Improve Context retrieving

Some devices would fail to get mContext via reflection.
Instead, we use init() method.
Improve hooks on Android 4.2.1 and below
Improve Context retrieving (2)

add a backup method
Tweak the delay before removing the black view
Add Chinese (China+Taiwan) Translations (by Pocket Fan)