Squashed commit of the following:

commit 73bb123b4a90dab9a08fa38555f0cd4afcdf3740
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Wed Sep 9 21:08:51 2015 +0200

    remove outdated and now unused tests

commit 3f35ba0001aaff49a7b10acfaa83303b354c162a
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Wed Sep 9 21:07:34 2015 +0200

    documentation for ::DeutscheBahn

commit f4c66605dcbffedbb558ca66c5032e5252011244
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Wed Sep 9 21:03:31 2015 +0200

    re-add deutschebahn module

commit 41b505bc98d4b25a7ca15465fe0bbee6c3708e9e
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Tue Sep 8 18:31:22 2015 +0200

    more documentation updates

commit edf7b5fbd8175b4b53735859b2a961fe6ab8cf49
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Sun Sep 6 18:48:09 2015 +0200

    improve delay and delayReason handling

commit c4e9121a181de9d800226ab6fccca8abb8b14705
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Sun Sep 6 18:22:23 2015 +0200

    HAFAS.pm: Code cleanup

commit edae36b16ecc5e1fa0adbece954bb348ce37e9a0
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Sun Sep 6 13:31:46 2015 +0200

    add devmode option

commit f7a60ae80e59a129aae77b276925f80d7430c259
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Sun Sep 6 01:18:28 2015 +0200

    support for platform changes

commit 6876d56e6dd22065c342fe1fbf42f9fcf7f3d457
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Thu Aug 20 20:01:24 2015 +0200

    documentation: DeutscheBahn -> HAFAS

commit 73706f0150bd0fb9c11d2b8be89204bfd4b03235
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Thu Aug 20 19:54:12 2015 +0200

    routes and route_info are not supported here

commit af8a541fd1f03131a9cd39a5548188dbc09b266a
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Thu Aug 20 19:50:35 2015 +0200

    documentationfoo

commit ff3f2298c7be86bb7b672359f54c39588706673e
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Thu Aug 20 19:14:30 2015 +0200

    rename db-ris to hafas-m

commit 754fda9974e20ee630a3a3386d6ff7c42468ca46
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Thu Aug 20 17:18:12 2015 +0200

    add support for cancelled trains and delay reasons

commit f860183613ee7818a2f448e8c40bbbdb95c6180a
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Wed Aug 19 15:19:54 2015 +0200

    add info message support

commit 17eda1d00cdbf98a04dbbe7d3ff89c6833af016d
Author: Daniel Friesel <derf@finalrewind.org>
Date:   Sun Aug 16 18:00:05 2015 +0200

    initial hafas api support