/system/bin/sh _is_ the shell now, and ash is gone.

No symlink needed.

Change-Id: I118f5247a6db4d33a0e854b1517b7c8d3c8d5bba
Merge "/system/bin/sh _is_ the shell now, and ash is gone."
Merge pull request #3 from android-armv7a-belalang-tempur/idea133

Idea133