Useful tweaks and fixes for MIUI7/8

Useful tweaks and fixes for MIUI7/8. Needs Xposed framework (application has no effects without it).

Capabilities:

- Unlink ringer and notification volumes. Add separated notification volume control in settings and unlink it from ringer volume control. Adds a notification volume slider in sound settings.

- Add 3 way reboot (normal, recovery, fastboot) menu

- Multiline contacts names. Disable trimming contacts with long names and display its on multiple lines.

- Add russian language support in dialer (T9). Add support for russian language in dialer T9 contacts search. After enable/disable you should rebuild T9 index in Contacts app settings.

- Add shortcut for launch dialer to lockscreen (swipe left to right). You can customize dialer package name and starting activity.

- Fix automatic brightness steps (more smooth) and minimal brightness level on some devices. You can customize brightness and backlight levels gradation.

And this is only a small part of all the possibilities...