Description:
    Generates a stub Selenium test case.

Examples:
    ./script/generate selenium login
    will create:
        /test/selenium/login.sel
    
    ./script/generate selenium user/create
    will create:
        /test/selenium/user/create.sel

    ./script/generate selenium login.rsel
    will create:
        /test/selenium/login.rsel
        
    ./script/generate selenium logout.rhtml
    will create:
        /test/selenium/logout.rhtml