1. installation docs
2. ALMA mirror selection
make README match index
fix ALMA test file path
fill in ALMA docstrings
security: allow passwords to *not* be stored
password docs, options for ESO too
fix astropy reference in index
minor docstring again
can't use astropy_
change store_password to default to False, and change docs appropriately
changelog
changelog entry
Merge pull request #418 from keflavich/requests_response

AstroResponse inherit from requests.Response
Merge branch 'docs_installation'

Conflicts:
	CHANGES
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)