Updated Sphinx version to latest beta (1.2b2)
Updated Sphinx version to latest beta (1.2b2)

This should fix the issue where subsequent links in a paragraph
get the same URL when building translated docs.
Sphinx issue #1193.

nanuxbe/django,khkaminska/djangoproject.com,nanuxbe/django,gnarf/djangoproject.com,nanuxbe/django,khkaminska/djangoproject.com,django/djangoproject.com,relekang/djangoproject.com,alawnchen/djangoproject.com,alawnchen/djangoproject.com,xavierdutreilh/djangoproject.com,vxvinh1511/djangoproject.com,khkaminska/djangoproject.com,gnarf/djangoproject.com,gnarf/djangoproject.com,khkaminska/djangoproject.com,django/djangoproject.com,rmoorman/djangoproject.com,rmoorman/djangoproject.com,django/djangoproject.com,vxvinh1511/djangoproject.com,rmoorman/djangoproject.com,hassanabidpk/djangoproject.com,gnarf/djangoproject.com,rmoorman/djangoproject.com,hassanabidpk/djangoproject.com,nanuxbe/django,hassanabidpk/djangoproject.com,django/djangoproject.com,relekang/djangoproject.com,xavierdutreilh/djangoproject.com,django/djangoproject.com,vxvinh1511/djangoproject.com,xavierdutreilh/djangoproject.com,hassanabidpk/djangoproject.com,relekang/djangoproject.com,alawnchen/djangoproject.com,django/djangoproject.com,vxvinh1511/djangoproject.com,alawnchen/djangoproject.com,relekang/djangoproject.com,xavierdutreilh/djangoproject.com