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Create Peek Settings Preference Screen

Settings: Peek time (2/2)

Credit: @LorDClockaN

Original Commit here: https://github.com/AICP/packages_apps_Settings/commit/36674cc224958c1a64caecc605ea8ffd44ff897d

Conflicts:
	res/values/liquid_strings.xml
	res/xml/liquid_lockscreen_settings.xml
	src/com/android/settings/liquid/LockscreenSettings.java
	src/com/android/settings/widget/SeekBarPreference.java
LN pocket mode, Active display & Peek: Don't enable all at once
Merge pull request #3 from LiquidSmooth/kitkat3

merge latest liquid changes