Version bump.

Author: cgranade

src/qinfer/__init__.py

@@ -27,7 +27,7 @@
 # In keeping with PEP-396, we define a version number of the form
 # {major}.{minor}[.{postrelease}]{prerelease-tag}
 
-__version__ = '1.0a1'
+__version__ = '1.0b1'
 
 ## IMPORTS ####################################################################
 # These imports control what is made available by importing qinfer itself.