es_ES: Restore AOSP strings

- Restore header
- Restore unicode to ellipsis

Change-Id: I49aa0b4fc378633c6d131834d4295717a754af1f
DeskClock: Added Polish language for CyanogenMod additions

Patch Set 2: Minor correction

Change-Id: I93e3a48755c7f2de04adfc898534b599385920ff