support vzw roaming default on

1. sms link handling by defaultcarrierapp under restricted NW
2. support launching defaultcarrierapp from carrier notification to
load captive portal page.
3. new carrier action to reset all actions
4. add a new app icon

Bug: 113114222
Test: manual test with cold SIM to trigger redirection signal
Change-Id: Ieb03244f222334068652e2fac8ee590082973670