Added tests according to testplan document
CurrentPlayer tests are currently failing

refs #58 @2h00
Added time commands to list of supported commands

closes refs #45 @0h10
Made changes as result of failed tests on directional functions and CurrentPlayer.
Also indented source correctly.

refs #58 0h30
Added komi to SGF export and GnuGo-scoring

refs Closes #55 @0h5
refs Closes #56 @0h5