added learn.hpp and learn.cpp
--learn now works
before big pvs revision
fixed gui book rotation bug
removed bot_base::my_color
moves.csv changed
Merge branch 'develop' of github.com:lk16/squared into develop

Conflicts:
	book/moves.csv
before commandline argument parsing change
revised argument parsing system
Merge branch 'develop' of https://github.com/lk16/squared into develop

Conflicts:
	book/moves.csv
generalized argument parsing system
fixed arg parsing system, gui crashes
local changes
added book.csv
changed pvs<bool> into pvs_sorted and pvs_unsorted
Merge branch 'develop' of github.com:lk16/squared into develop

Conflicts:
	book/book.csv
	book/moves.csv
changed mode of all files to 755, added board::count_discs(), modified bot_base
Merge branch 'develop' of github.com:lk16/squared into develop

Conflicts:
	book/book.csv
Merge branch 'develop' of github.com:lk16/squared into develop

Conflicts:
	book/book.csv
in the middle of changing std::bitset<64> to bits (typedef of unsigned long long)