Add test cases; initialize variable in constructor

git-svn-id: svn://svn.code.sf.net/p/fuego/code/trunk@1934 2e953b5c-c64d-0410-be54-f773e93e544c
move GoTimeSettings to SgTimeSettings to allow use in other games

git-svn-id: svn://svn.code.sf.net/p/fuego/code/trunk@1935 2e953b5c-c64d-0410-be54-f773e93e544c