Parallel processing of the fonts.
Parallel processing of the fonts.

Font renaming for the SDK is now done in parallel.

This now reduces the running time for this script from about 30 mins to
about 5 to 10 mins. More speedup is expected when fonttools is updated.

Change-Id: I2c405f6d3e637e3067c8a1653e3cae206c32c0c3

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base