Test with newer pypy, newer jython. clean rule removes performance-numbers file

Makefile

@@ -13,14 +13,13 @@ performance-numbers.db: test-bloom-filter
 		--ignore-message ".*Unable to import 'anydbm'" \
 		--to-pylint bloom_filter_mod.py test-bloom-filter
 	rm -f seek.txt array.txt hybrid.txt mmap.txt
-	#/usr/local/pypy-2.2/bin/pypy ./test-bloom-filter --performance-test
-	/usr/local/pypy-2.2/bin/pypy ./test-bloom-filter
-	/usr/local/cpython-3.3/bin/python ./test-bloom-filter
+	#/usr/local/pypy-2.3.1/bin/pypy ./test-bloom-filter --performance-test
+	/usr/local/pypy-2.3.1/bin/pypy ./test-bloom-filter
+	/usr/local/cpython-3.4/bin/python ./test-bloom-filter
 	/usr/local/cpython-2.5/bin/python ./test-bloom-filter
 	#/usr/local/cpython-2.7/bin/python ./test-bloom-filter
 	#/usr/local/cpython-3.0/bin/python ./test-bloom-filter
-	/usr/local/jython-2.5.3/bin/jython ./test-bloom-filter
-	/usr/local/jython-2.7b1/bin/jython ./test-bloom-filter
+	/usr/local/jython-2.7b3/bin/jython ./test-bloom-filter
 
 clean:
 	rm -f *.pyc *.class
@@ -29,6 +28,7 @@ clean:
 	rm -f *.ps *.pdf
 	rm -f seek.txt array.txt
 	rm -rf dist build drs_bloom_filter.egg-info
+	rm -f performance-numbers
 
 veryclean: clean
 	rm -f performance-numbers.db