PrivacyGuard: Specify a default value in Settings.getInt method call

* While privacy guard is enabled by default, the default value specified
  here is returned only when the setting is not defined or not an integer.

Change-Id: Iaedffcc76a23a310aa7915f6a42ccce83ba5d2a6
Settings: Fix for missing notification volume slider in Volume panel.

Change-Id: Icb9c1183980936df3e33de45b581e2af29085fa9
Fix FC when trying to adjust radio band via *#*#4636#*#* dialer code.

Fixes:

1. Add additional strings to BAND_NAMES array for additional bands from ril.h
2. Fix logic when adding band strings to selection list (for loop ends before entire array is read)

Change-Id: I5ff883a469f757a30c71d7d72c8f6ace19ce7a4d
Signed-off-by: Andrew Xie <andrew.w.xie@gmail.com>
(cherry picked from commit 4845045bb2dfd9b1a67f9f0c62bb44bfc5152284)