Telephony: update number of missed calls in notifications

Change-Id: I67a167340dfa4d8d85535a7d72959555cb930a9c
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
FDN: Don't crash when attempting to change the PIN2 without a SIM

Catch the absent SIM runtime exception and pop up a "No SIM" toast
instead

Change-Id: I16fb3db17a52efe25bcc5397845d1b099737a363
Telephony: Update ActionBar to match Settings

Even though Telephony is a seperate app, it is accessed
directly in the Settings app and has a different action bar to
all the screens in the Settings app.

Change-Id: I328fd1cdc55dafc53b8b2f99efffa6b74bf83853