Fix shinyak's build
Fix non-boost build for shinyak
Some attempts to add another AI
Fix memory errors in field_realtime

The test still does not pass, but this reduces the number of
failures.
Merge branch 'master' of github.com:puyoai/puyoai
Use SimulationState instead of int
Add missing eval_base.cc
Merge branch 'master' of github.com:puyoai/puyoai
Handle empty line properly
Make field.cc thread safe

This fixes weird vanishment when you enable commentator.
cpu/shinyak/score.h is moved to core/score.h
Merge branch 'master' of github.com:puyoai/puyoai
Fix header
Makes some methods in Field protected.

We should not make internal method public.
Make them protected.
Changed how to build a bit.
Add gtest-1.7.0 in third_party, and use it.
FieldRealtime should not inherit Field.

Uses composition instead of inheritance.
change README
Merge branch 'field_with_sequence'
Adds gtest files where are gitignored.