Mms: Draft still exists after forwarding mms

The draft still exists after forwarding mms to the same
sender

Forward message will be saved as draft before sent, and it will reload
this draft after come back to the current thread.

Do not load the draft for the same recipient address when forwarding
mms.

Change-Id: I2b21fb527f00959ae9608675226b72d3ce85cb56
Mms: Select audio file from external storage

Conflicts:
	res/values/custom_strings.xml

Change-Id: I9013b54728e700e9c7f83eef24e995b8cd9cb0a4
Mms: Allow text input field to expand upto 6 lines

Change-Id: Ia06f249ca4ad68cf03ff4b41493bc158d5cdc7d7
Merge "Mms: Draft still exists after forwarding mms" into du44
Merge "Mms: Select audio file from external storage" into du44
Custom Mms UserAgent Test#1

Change-Id: I79b8a22d634e39472dc180d48dac97d2e6fea9e0
More SMS Tasks improvements (unfinished)

Change-Id: I5ba13964af835ef0093431f7818bf7ca15242a4a