.travis.yml: Fix 3.2 tests by imposing tornado<=4.3.0 with python 3.2 see https://allmychanges.com/p/python/tornado 4.4.0 and 4.3.0   4.3.0 is the last version of tornado that supports python 3.2
.travis.yml: Fix 3.2 tests by imposing tornado<=4.3.0 with python 3.2
see https://allmychanges.com/p/python/tornado 4.4.0 and 4.3.0
  4.3.0 is the last version of tornado that supports python 3.2

inducer/urwid,rndusr/urwid,wardi/urwid,urwid/urwid,tonycpsu/urwid,rndusr/urwid,urwid/urwid,inducer/urwid,rndusr/urwid,tonycpsu/urwid,wardi/urwid,inducer/urwid,urwid/urwid,wardi/urwid,tonycpsu/urwid