* fixed eta ranges in paintGrid

* fixed load of stored eta-ome maps in paintGrid_cmd

* updated the default cfg (example)
fixed eta/ome range spec for run_paintGrid
updates to dfault.cfg and pg oi/o options
fix for numpy.arcsin in 1.8.0

it appears the arcsin function in bumpy 1.8.0 throws an exception when
handing it a huber with absolute value > 1.  added a catch in
transforms to filter these out.

whitespace changes in xrdutil…  :-/
Merge branch 'refactor'
* annoying fix to xrdnotebook
* added output to polarRebin dictionary
* first functionally tested export button
Merge branch 'caking_opts'