[evlatests] ea20 pointing fixed

[Ken Sowinski]

On Tue, 29 Jun 2010, Doug Whiton wrote:

> Well...  We suspected the power supply, but it seemed to be ok when we
> checked it and the encoder started working too.  We replaced the supply
> anyway.

After this the periodic tracking error in elevation was repaired.
A pointing run last night for the moved ea06 shows that ea20 is
now much better.  There were small changes to tilt and az encoder
zero, and the post-fit statistics are much improved over the last
pointing run.