changed world classes to prevent warnings

to prevent warning
Update README.md
fix world.cpp notation shake.

qtCreator could not compile that file.
Merge pull request #25 from mike08/master

fix world.cpp
initial commit
add MakeWalk directory
added newer brain(the half way of the next version, can't compile)
made the base of ver.5
add runtoball(test brain)
add Odens walk(half way)
tmp OdensWalk
Merge pull request #26 from ganow/121226_odensWalk

121226 odens walk
Merge branch 'master' of github.com:hillstoneUnited/hillstoneUnited
add drawing.hpp and drawing.cpp

for using RoboViz drawing system.
Merge pull request #27 from kotaitoda/bottega007

Bottega007
update README.md
add newline in README.md
Merge pull request #29 from mike08/master

update README.md