Revert "Mms(MSIM): Add support for MSIM."

This reverts commit 262a900409dbf1b26772b8fc8b3e117f64d2564c.

Conflicts:

	res/values/strings.xml
	src/com/android/mms/transaction/MessagingNotification.java
	src/com/android/mms/transaction/NotificationTransaction.java
	src/com/android/mms/transaction/PushReceiver.java
	src/com/android/mms/transaction/RetrieveTransaction.java
	src/com/android/mms/transaction/SmsMessageSender.java
	src/com/android/mms/transaction/SmsReceiverService.java
	src/com/android/mms/ui/ComposeMessageActivity.java
	src/com/android/mms/ui/MessageListItem.java

Change-Id: I0c6d88b174d7e2a187ac5d16e261b6f39e50fe63