Fixes for Djangos signal refactor. Thanks Alexander Pugachev

git-svn-id: https://django-compress.googlecode.com/svn/trunk@75 98d35234-f74b-0410-9e22-51d878bdf110

compress/signals.py

-css_filtered = object()
-js_filtered = object()
+from django.dispatch import Signal
+
\ No newline at end of file
+css_filtered = Signal()
+js_filtered = Signal()

compress/utils.py

@@ -121,7 +121,7 @@ def filter_common(obj, verbosity, filters, attr, separator, signal):
         output = getattr(get_filter(f)(verbose=(verbosity >= 2)), attr)(output)
 
     save_file(filename, output)
-    dispatcher.send(signal=signal)
+    signal.send(None)
 
 def filter_css(css, verbosity=0):
     return filter_common(css, verbosity, filters=settings.COMPRESS_CSS_FILTERS, attr='filter_css', separator='', signal=css_filtered)