NXP-14206: Don't revoke tokens at test tear down as they are already revoked by server unbinding, thus avoiding HTTP 400 errors
NXP-11660: Move mime type guesser to utils module and add relevant test

Conflicts:

	nuxeo-drive-client/nxdrive/client/base_automation_client.py
NXP-11660: Patch bad MIME types detected by Windows + handle the ones unknown by Windows in test case
NXP-11660: Test mime type / doc type association with a PDF and a JPG file + keep nuxeo-dm wizard.preset in ftest as Picture doc type comes with nuxeo-dm

Conflicts:

	nuxeo-drive-client/nxdrive/tests/test_integration_remote_file_system_client.py
NXP-11660: Add trace log about guessed mime type