Prevent user from switching airplane mode quickly, sometimes it will cause UI fly mode status doesn't sync with modem

Change-Id: I93868bff7dd7d7c0c7c1889084d6c98ba588c747
Port SmoothProgressBar: User Custom ProgressBar Setting [1/2] [DO not merge]

thanks Dokdo Project

Change-Id: I15152a0a1f61a92b5193f53a0e2249473d4a367c

Conflicts:
	res/values/pac_strings.xml
	res/xml/system_ui_settings.xml
[2/2] Settings: Lockscreen Notifications

PS6:
    [2/2] Lockscreen Notifications: make offset top user configurable & add privacy mode

PS7:
    Fix Derp
PS8:
    Rebased

PS10:
    Restore PS8

Change-Id: Ic66c0ff9d36bc390f5a434559468fe3752faf285

Conflicts:
	AndroidManifest.xml
	res/values/dimens.xml
	res/xml/security_settings_biometric_weak.xml
	res/xml/security_settings_chooser.xml
	res/xml/security_settings_lockscreen.xml
	res/xml/security_settings_pattern.xml
	src/com/android/settings/SettingsPreferenceFragment.java