os.environ in seashore.Shell.__repr__

[kurtbrose]

I guess seashore.Shell picks up os.environ by default; it makes the repr very large

Shell(_procs=[], _cwd='/Users/kurtrose/recipes', _env={'WORKON_HOME': '/Users/kurtrose/virtualenvs', 'TERM_SESSION_ID': '6796CAD7-760E-46D8-A1F1-CEF544016C04', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.2vIF0zk3kF/Listeners', 'ALL_PROXY': 'sock

(truncated)

This tends to bury the interesting things.