Arrow keys cause a crash

[pklapperich]

Traceback (most recent call last):
  File "/usr/bin/git-crecord", line 11, in <module>
    load_entry_point('git-crecord==20161226.0', 'console_scripts', 'git-crecord')()
  File "/usr/lib/python3.6/site-packages/git_crecord-20161226.0-py3.6.egg/git_crecord/main.py", line 196, in main
  File "/usr/lib/python3.6/site-packages/git_crecord-20161226.0-py3.6.egg/git_crecord/crecord_core.py", line 220, in dorecord
  File "/usr/lib/python3.6/site-packages/git_crecord-20161226.0-py3.6.egg/git_crecord/crecord_core.py", line 87, in recordfunc
  File "/usr/lib/python3.6/site-packages/git_crecord-20161226.0-py3.6.egg/git_crecord/crpatch.py", line 701, in filterpatch
  File "/usr/lib/python3.6/site-packages/git_crecord-20161226.0-py3.6.egg/git_crecord/chunk_selector.py", line 75, in chunkselector
  File "/usr/lib/python3.6/curses/__init__.py", line 94, in wrapper
    return func(stdscr, *args, **kwds)
  File "/usr/lib/python3.6/site-packages/git_crecord-20161226.0-py3.6.egg/git_crecord/chunk_selector.py", line 1128, in main
  File "/usr/lib/python3.6/site-packages/git_crecord-20161226.0-py3.6.egg/git_crecord/chunk_selector.py", line 1071, in handlekeypressed
TypeError: expect bytes or str of length 1, or int, got a str of length 6