remove unused imports

cloudooo/handler/ooo/helper/openoffice_tester.py

@@ -2,7 +2,6 @@
 import sys
 import helper_util
 from getopt import getopt, GetoptError
-from os import environ
 
 
 def test_openoffice(hostname, port):

cloudooo/handler/ooo/helper/unoconverter.py

@@ -30,8 +30,7 @@
 import sys
 import helper_util
 from types import UnicodeType, InstanceType
-from os import environ, putenv
-from os.path import dirname, exists
+from os.path import dirname
 from tempfile import mktemp
 from base64 import decodestring, encodestring
 from getopt import getopt, GetoptError

cloudooo/handler/ooo/tests/testOooInterface.py

@@ -26,7 +26,6 @@
 #
 ##############################################################################
 
-import unittest
 from cloudooo.handler.ooo.document import FileSystemDocument, OdfDocument
 from cloudooo.handler.ooo.handler import Handler
 from cloudooo.handler.ooo.application.openoffice import OpenOffice

cloudooo/handler/ooo/tests/testOooLegacyInterface.py

@@ -26,7 +26,7 @@
 #
 ##############################################################################
 
-from base64 import encodestring, decodestring
+from base64 import encodestring
 from cloudooo.tests.cloudoooTestCase import TestCase, make_suite
 from pkg_resources import resource_filename