Fixed checkbox handling

Reject when not checked!
Added debug statement for form payload
Updated download link
Allow login() with no username

You will be asked for it…
Added test for retrieve_data()

MIDI is my favorite of the moment, sorry AMBER!
If no username specified, use configured one.
Marked the retrieve_data test as fail for now
Typo...
Updated CHANGES.
Skip the second ESO test if the new ascii reader is being used.  See
https://github.com/astropy/astropy/issues/2940
oops, should have made sure that test was valid in the first place
Merge pull request #422 from keflavich/ascii_reader_skiptest

Skip the second ESO test if the new ascii reader is being used.  See
add a mapping from Cycle 0 project name to ASDM/UID - private
communication from Felix Stoehr at the ALMA Archive
add debugging statements etc
raise for status throughout alma; docstring about what query's return
check for error messages in return
(plus debug lines in query.py)
allow 'auth' to be sent through the _request function
MockResponse accepts auth
Merge pull request #421 from keflavich/auth

allow 'auth' to be sent through the _request function
Merge pull request #419 from keflavich/alma_bugfixes_sep2014

ALMA Science Archive: Failed downloads