improved mms bubbles

cleaner and simpler bubbles
fixed timestamp margin as well

Change-Id: Ib37066a6c0a24aaa52bbb49d0b20cb3ae67ede12
[2/4] Mms: Breathing missedcall/sms/voicemail

Base: http://gerrit.nameless-rom.org/#/c/1220/
Settings: http://gerrit.nameless-rom.org/#/c/1223/
Telephony: http://gerrit.nameless-rom.org/#/c/1222/

Change-Id: Id12182719315a6e5bcbabd8f843eff70c8c3ed3a