House + Wooden (Stockade) Fence

Added a new "family" house and a Stockade Fence to terrain.dat
Fixes

Fixed Family House and changed Stockade Fence to "{"
Changed familyh.dat to .map

For some reason it was .dat and not .map (even though I remember clearly
that I fixed it before...)
changed name

changed name according to the naming in the latest whales/ release
Merge pull request #10 from Drakasin/master

House + Wooden (Stockade) Fence