start branch to refactor tests to separate files
moved the 'each' method for gameboard points to the Board class
added tests for the points to string methods
refactored tests into separate files
prepare to merge with branch 'test_refactor'
Merge branch 'test_refactor'
fix test_refactor/master merge
add gameplay manager object
add 'next player', 'whose turn?' and 'make a move' methods
start a console play (no client) version
add 'dead_groups?' and 'remove dead stones after move' methods
prepare to add search for 'one-eye isolates' to 'find legal moves'