Fixed exceeded issue, added CONST for whois.donuts.co exceeded text message and added new reg ex to .au domains so it now picks both server not available responses

Squashed commit of the following:

commit 9fe470cf122da64db2c1060d81f65d1e4c6d602f
Author: jrosco <joel_c@zoho.com>
Date:   Tue Jun 3 22:12:29 2014 +1000

    working on exceeded issue

commit beb3516148d12a18c23487dec7d6f3a020de0ec3
Author: jrosco <joel_c@zoho.com>
Date:   Tue Jun 3 21:32:16 2014 +1000

    working on exceeded issue

commit 980c0e21f9ba444339b263df3d730cf9f92564e5
Author: jrosco <joel_c@zoho.com>
Date:   Tue Jun 3 19:28:29 2014 +1000

    working on exceeded issue

commit dbadce6276e84742a29e1fa89151e17d6cd650b4
Author: jrosco <joel_c@zoho.com>
Date:   Mon Jun 2 22:18:13 2014 +1000

    Testing whois donuts connection exceeded issue

commit 7ae12bb8df3a4dcb4fda52816842384ad3537729
Author: jrosco <joel_c@zoho.com>
Date:   Mon Jun 2 20:40:05 2014 +1000

    Testing exceeded logic

commit 6809bfa816f8ade8a69fd377699d03305a2a0f47
Author: jrosco <joel_c@zoho.com>
Date:   Mon Jun 2 14:51:05 2014 +1000

    added reg ex to some gltds

commit ae0af6d5e13ef0e715008368f2e2eb55cb748f38
Author: jrosco <joel_c@zoho.com>
Date:   Mon Jun 2 14:30:09 2014 +1000

    Testing .coffee connection exceeded issue