Adding 20 free short codes for DCB and other purposes

Whitelist free short code batch 2017 Q1 - Android Partner Engineering
The list includes 3 short codes for NZ emergency services, 1 short
code used by Barclays in the UK to deliver fraud challenge response
SMS messages, and 16 short codes used for Direct Carrier Billing
purposes in different geos.

Test: manual - uploaded modified file onto test device and tested
sending SMS to changed shortcodes to verify behaviour.

Change-Id: I7db1eb84818dc88c218621fe27ab56ec4b795e47
Signed-off-by: Franck Perez <franckp@google.com>