In VOTable 1.2, the INFO element is allowed before the DATA element inside of a TABLE element.  This fixes that.  (For an example file, see http://gsss.stsci.edu/webservices/vo/ConeSearch.aspx?CAT=GSC23&RA=0&DEC=91.0&SR=0.1)
Merge pull request #1000 from mdboom/votable/info-under-table

io.votable: Fix dropping of INFO element inside TABLE element
attempt to refresh master
added init
fix import error
from future import now follows astropy guidelines
small changes according to astropy guidelines
got vos_catalog to work
use new str formatting for webquery
changed absolute to relative imports
moved vo server and client to new loc
renamed vo query to client; moved client and server to new package
work in progress
vo.client using new io.votable package
basic conesearch is working
working simple cone search with examples
updated conesearch doc; added cache control
expanded VOSCatalog class; generalized kwargs passing
Implement async conesearch - in progress
conesearch async now working