IMS: Fix ImsService crash due to default phones not created.

If IMS service is bound from telecom service before phone app
is created, it can lead to exception when accessing phone objects.
So check for IMS service available before binding and remove
AUTO_CREATE flag while binding to IMS service.
Also register for IMS_UP intent to retry bind when IMS service
becomes ready.

Change-Id: I3cb48acccaee54ae5aa73734c95bc26bcdb16190
CRs-Fixed: 953134
3 files changed