Tidy up jython stuff:

- Don't need a custom environment.

- Move the note about the blocking bug up to the environments list.

tox.ini

@@ -1,18 +1,15 @@
 [tox]
 envlist = 
+# Jython 2.7b1 support pending fix for Jython incompat. w/ pip's vendored-in
+# requests -> html5 libraries.  See
+# https://github.com/html5lib/html5lib-python/pull/150
+#   py26,py27,py32,py33,py34,pypy,pypy3,jython,coverage,docs
     py26,py27,py32,py33,py34,pypy,pypy3,coverage,docs
 
 [testenv]
 commands = 
     python setup.py -q test -q
 
-[testenv:jython]
-# Jython 2.7b1 support pending fix for Jython incompat. w/ pip's vendored-in
-# requests -> html5 libraries.  See
-# https://github.com/html5lib/html5lib-python/pull/150
-commands = 
-   jython setup.py -q test -q
-
 [testenv:coverage]
 basepython =
     python2.7