Settings: Fix QS unsupported options are shown if called from outside

Change-Id: I179f087bbaed1e3f366f3e65520de09b53beca19
Settings: init correctly LockPatternUtils on configuration changes

Steps to reproduce:
- go to security pattern choice
- turn the screen to landscape
- result: crash

LockPatternUtils instance was not passed trough to LockPatternView.
Hence the crash and NullPointerExcpetion.

Fix it with correct initiliaze LockPatternUtils.

Change-Id: I38b495030b2c454effc901854bdcabfcbc10219a
Settings: Fix the memory leak in Settings

Fixed the memory leak in both InstalledAppDetails

Change-Id: I3520b3c1fe1bf98e3baec2ee989eb215164a7cf2
Signed-off-by: Zhijun Peng <pengzhj@marvell.com>