Revert "Added sahlnaskh arabic font and give it higher precedence than DroidNaskh"

This reverts commit f2c6caa3b09af8f4b4377e0423fd778d22d0f938.

See http://review.cyanogenmod.org/60337 for details.

Change-Id: I1e2bb69579291e127ced6268c4aac3583346f7c1
Merge "Revert "Added sahlnaskh arabic font and give it higher precedence than DroidNaskh"" into kitkat