Update xdqso_calculate_prob.pro

Included options to use galex, ukidss, and wise fluxes.
Create xdqso_combine_fluxes.pro

Needed to incorporate additional fluxes into XDQSO codes
Update xdqso_eval_colorprob.pro

Updated for WISE
Update xdqsoz_calculate_prob.pro

Updated for WISE
Added xdqsoz_calculate_prob_andz.pro

Added modified version of xdqsoz_calculate_prob.pro that also
calculates the z PDF in increments of 0.01 for each input objects, and
includes the z’s and PDF in the output.
Updated for WISE

Updated xdqsoz_marginalize_colorzprob.pro to use WISE
Updated for WISE

Updated more XD code for WISE
Added new XD fits

Includes fits for all combinations of data, with updated GALEX and
UKIDSS training, as well as WISE data.  For both XDQSO and XDQSOz.
WISE changes

updated header
Updated documentation

Edited and generated new version 0.7 documentation with sphinx.
modified directory structure

Messed up original structure, fixed it.
New read me file
Modified README to point to new readthedocs
Corrected mistakes in documentation updates.  Also slight updates to
code.
Documentation/copyright updates
Merge pull request #1 from mdipompe/master

XDQSO_0_7