Index: rosbridge_server/setup.py
===================================================================
--- rosbridge_server.orig/setup.py
+++ rosbridge_server/setup.py
@@ -10,85 +10,9 @@ from catkin_pkg.python_setup import gene
 
 d = generate_distutils_setup(
     packages=[
-        'rosbridge_server',
-        'tornado',
-        'tornado.platform'
+        'rosbridge_server'
     ],
     package_dir={'': 'src'}
 )
 
-# The following code is copied from
-# https://github.com/mongodb/mongo-python-driver/blob/master/setup.py
-# to support installing without the extension on platforms where
-# no compiler is available.
-from distutils.command.build_ext import build_ext
-
-class custom_build_ext(build_ext):
-    """Allow C extension building to fail.
-
-    The C extension speeds up websocket masking, but is not essential.
-    """
-
-    warning_message = """
-********************************************************************
-WARNING: %s could not
-be compiled. No C extensions are essential for Tornado to run,
-although they do result in significant speed improvements for
-websockets.
-%s
-
-Here are some hints for popular operating systems:
-
-If you are seeing this message on Linux you probably need to
-install GCC and/or the Python development package for your
-version of Python.
-
-Debian and Ubuntu users should issue the following command:
-
-    $ sudo apt-get install build-essential python-dev
-
-RedHat, CentOS, and Fedora users should issue the following command:
-
-    $ sudo yum install gcc python-devel
-********************************************************************
-"""
-
-    def run(self):
-        try:
-            build_ext.run(self)
-        except Exception:
-            e = sys.exc_info()[1]
-            sys.stdout.write('%s\n' % str(e))
-            warnings.warn(self.warning_message % ("Extension modules",
-                                                  "There was an issue with "
-                                                  "your platform configuration"
-                                                  " - see above."))
-
-    def build_extension(self, ext):
-        name = ext.name
-        try:
-            build_ext.build_extension(self, ext)
-        except Exception:
-            e = sys.exc_info()[1]
-            sys.stdout.write('%s\n' % str(e))
-            warnings.warn(self.warning_message % ("The %s extension "
-                                                  "module" % (name,),
-                                                  "The output above "
-                                                  "this warning shows how "
-                                                  "the compilation "
-                                                  "failed."))
-
-if (platform.python_implementation() == 'CPython' and
-    os.environ.get('TORNADO_EXTENSION') != '0'):
-    # This extension builds and works on pypy as well, although pypy's jit
-    # produces equivalent performance.
-    d['ext_modules'] = [
-        Extension('tornado.speedups', sources=['src/tornado/speedups.c']),
-    ]
-
-    if os.environ.get('TORNADO_EXTENSION') != '1':
-        # Unless the user has specified that the extension is mandatory,
-        # fall back to the pure-python implementation on any build failure.
-        d['cmdclass'] = {'build_ext': custom_build_ext}
-
 setup(**d)