restructuring of simbad docs and addition of edit on github extension
Added query.py for BaseQuery class
Added new QueryWithLogin class and removed unnecessary methods
Merge pull request #113 from jdnc/add-query-class

Added query.py for BaseQuery class
Merge pull request #96 from keflavich/simbad_example

restructuring of simbad docs and addition of "edit on github" extension
Made DUST_SERVICE_URL andTIMEOUT configurable items
Merge branch 'master' of git://github.com/astropy/astroquery into irsa_dust
Added import for BaseQuery
Make astropy quantities recognizable by query functions, update docs