Fix unmatched statements

* With erltrek_setup:seed/0
* modified:   src/erltrek_enterprise_commander.erl
* modified:   src/erltrek_galaxy.erl
* modified:   src/erltrek_game.erl
* modified:   src/erltrek_klingon_commander.erl
* modified:   src/erltrek_ship.erl
Fix typespecs of erltrek_app.erl and erltrek_game.erl