Ability for guests to walk on some, but not all, pathless lands

[GoogleCodeExporter]

What are the major things which your patch changes / adds?
If you delete a path below a guest, the guest should continue walking for some 
land slopes.

Against what version did you make your patch?
Revision 1194

Please provide any additional information below.
The following land slopes are not included:

These types are where all corners are raised except for the "not" corner
not north
not south
not east
not west

steep north
steep south
steep east
steep west

Original issue reported on code.google.com by jgi...@my.smccd.edu on 26 May 2014 at 6:27

• Blocking: #38

Attachments:

• person.patch

[GoogleCodeExporter]

an excellent start! However I feel that guests should drop down to the surface 
(at that strange, constant speed that they do) and then continue to wander 
around randomly

Also be careful of the coding style - we do "} else if (condition) {"

Original comment by CharlesP...@googlemail.com on 26 May 2014 at 11:32

[GoogleCodeExporter]

Original comment by CharlesP...@googlemail.com on 27 May 2014 at 1:16

• Now blocking: #38