Revert "Don't display prompt when card inserted/removed"

This reverts commit 6505194c8d9cd4b15aa7b1941805af65fe13df2e.
Revert "Telephony: Add getLteOnGsmMode() method (2/2)"

This reverts commit f461fcdb84bf0aacd11e7d22b802ebb2e973e9f3.

Conflicts:
	src/java/com/android/internal/telephony/BaseCommands.java

Change-Id: Ie6a83bc8351f1377be37950cca402747d8128545