remove erroneous ValidateLarchPlugin decorators
fix array names in feffit example #3
ff2chi() now returns group with result
fixed some of the feffit examples
fix update() -- now wx_update() to use _larch as keywoard arg, required by ValidateLarchPlugin
fix bug when evaluate derived uncertainty on trivial constraint
correctly re-scale covariance matrix by n_idp to propogate uncertainties consistently
cleaning up tests
add runscript(), turn off plotting for tests
add start of using examples in unit tests
update travis config
update travis config
update travis badge
updated tests
updated travis config
updated travis config
add wavelet test
fix test
renamed test
add travis-only-install option