Don't rely on the GSM 03.38 charset instance.

According to [1] it's considered deprecated and the corresponding Java
code should be used instead.

[1] https://android-review.googlesource.com/#/c/60430/

Change-Id: I28ff9487312fb5633914ed80b3e2e2bc62222cd2
Mms: Handle Disk Storage Full Crash

- When a device is out of disk storage space, the messages apk will crash
and become unresponsive
- This changes now handles the SQLiteFullException thrown by
the app and displays a toast to the user to indicate that the
storage is full.
CRs-Fixed: 487749

CM changes:
- Remove printStackTrace while it is redirected to logcat and not to console on Android
- Internationalize the error msg
- Only return null if an error occurs

Change-Id: I89956d06e5fdd008a31802c10f33364eb327dff7

Conflicts:
	res/values/cm_strings.xml
Mms: Add changes to search video and messages

--Add changes to search video and messages in searchable items
 --Click search icon on home screen.
 --Click menu key->search setting
 --Click searchable items

Change-Id: I83e4718c573b99e886fdba6762d2720a0f8f750c
CRs-Fixed: 394450