KeyError: 'HOME'

```
Automatically imported from Trac.
Originally reported by 'ext' as #107.
```

```
Traceback (most recent call last):
File "/usr/lib/pymodules/python2.6/cherrypy/_cprequest.py", line 606, in respond
cherrypy.response.body = self.handler()
File "/usr/lib/pymodules/python2.6/cherrypy/_cpdispatch.py", line 25, in __call__
return self.callable(*self.args, **self.kwargs)
File "/usr/lib/pymodules/python2.6/slideshow/lib/template.py", line 51, in wrapper
stream = func(*args, **kwargs)
File "/usr/lib/pymodules/python2.6/slideshow/pages/maintenance.py", line 23, in index
cmd, args, env, cwd = daemon.settings(browser.from_settings(settings))
File "/usr/lib/pymodules/python2.6/slideshow/daemon.py", line 84, in settings
HOME=os.environ['HOME']
File "/usr/lib/python2.6/UserDict.py", line 22, in __getitem__
raise KeyError(key)
KeyError: 'HOME'
```