Add black and white example. Add default handling.
Merge remote-tracking branch 'kensanata/master'
added "unknown" (?) symbol

Added a "?" symbol
Added places to outdoor survival map
Utility to create new shapes (rounding paths)

I don't use emacs ;-)
+ merge from kensanata/master
Replacing or Merging hexes

added a new kind of lines `MXXYY shape "label"` to merge types and
labels later to existing hexes.
SVG templates for added shapes

Followed blog post
http://alexschroeder.ch/wiki/2013-02-27_New_Text_Mapper_Shapes
I had a hard time finding the hex zone, so I did a template to make new
shapes easier (for me, at least).