Update VoltageControlSettings.java

update read & write voltage levels
Update Advanced.java

Change max value for DirtyExpireCentisecs & DirtyWriteback from 500 to 5000
Update BootService.java

Update save voltage values on boot
Update voltage_settings.xml

fix "apply changes" text on button
Update cpu_settings.xml
Update strings.xml

Change " MHz Voltage" > " Hz Voltage" (Voltage control)
Update strings.xml
Update strings.xml
Update strings.xml
Update Advanced.java

correct positioning seekbar on start
Update Advanced.java
Update Advanced.java
Update BootService.java
Update Constants.java
Update advanced.xml
Update strings.xml
Update Helpers.java
Update BootService.java
Update VoltageControlSettings.java
Update BootService.java