More reverts

* Revert "Add support for DSDA."
* Revert "IMS-VT: Upgrade/Downgrade change"
* Revert "Voice Privacy Icon Support for CDMA"
* Revert "MSIM: Interface changes to set phoneaccount"
* Revert "Display Supplementary Service Notification"
* Revert "Fix issue of data activation on SUB2, when disabled in UI"
* Revert "SystemUI: Fix crash after reboot DUT with wifi on issue"
* Revert "SystemUI: Update the service state of NetworkController"
* Revert "Telephony: Signal Strength and annunciator"
* Revert "Add WiFi handler support for MSIM."
* Revert "Fix SystemUi crash"
* Revert "Add TD_SCDMA handling in statusbar"
* Revert "MSIM support for Statusbar."
* Revert "Keyguard: Change carrier text to "airplane mode" in APM"
* Revert "Telephony: Screen status support for USAT phase 2"
* Revert "NetworkController: Hide signal strength icon when no SIM icon is shown"
* Revert "Telephony: No Sim annunciator"
* Revert "StatusBar: Add support to show data and wifi activities."
* Revert "SystemUI: Add four switches in quick settings"