trezor: move into subpackage

setup.py

@@ -9,7 +9,7 @@ setup(
     author_email='roman.zeyde@gmail.com',
     license='MIT',
     url='http://github.com/romanz/trezor-agent',
-    packages=['sshagent'],
+    packages=['sshagent', 'sshagent.trezor'],
     install_requires=['ecdsa', 'trezor', 'bitcoin'],
     platforms=['POSIX'],
     classifiers=[

sshagent/trezor/__init__.py

@@ -5,8 +5,8 @@ import binascii
 import time
 import os
 
-from . import util
-from . import formats
+from .. import util
+from .. import formats
 from . import trezor_library
 
 import logging