Rudimentary Paths. Various fixes.

Detect double-prompts. Fixes a stall.
Add some logging to LineHandler
When re-examining a room, just hit enter instead of "l(enter)"
Hangup when health is low
Move paths into source tree
Don't hang up if we're not in auto mode
New method of prompt detection in DataHandler. Less false-positives
Fix incomplete prompts sometimes being detected as prompts
Keep a lap counter when running a loop
Avoid a dark alley in slums path
Add "Exits class" and use to represent state of exits
Bugfix in Exits::offsetSet, rudimentary door-bashing
Cleanup
Add path for testing door-bashing in slums
Add newhaven arena path
Update readme with some notes
Fix readme formatting
Support for hidden exits. Command for loading Paths. Crypt Paths.
Cleanup