maguro: Update packages

- Deleted GNexusParts (it's supported by frameworks_hardware)
- Replaced Gallery to Gallery2

Change-Id: I64a943c1b00943d259f6f197729423b372741f09
Disable dalvik log spam

Change-Id: Ia4d969a9bc47b1e0da4212d9fa391d371f7f4efc
Merge pull request #2 from CyanogenMod/cm-10.2

Update Maguro