Minor bug fixed, improvements and refactorings

* parser-toolkit b61b7ed...83e5267 (2):

    commit 83e52677ad325ab11ba08632b17e0830e986f904

        Fixed informatik URLs and mail addresses

    commit f7b2d16f080338711b65f91c3f7d16cad3e1c8e6

        Also retrieve releases from mojo server

* sweble a95d040...83db127 (2):

    commit 83db1270d8067ffea665eebd53a6a8840901623d

        Fixed informatik URLs and mail addresses

    commit f29e4ebcc4da589a006993d80718893afc3af8d3

        Also retrieve releases from mojo server

* sweble-wikitext 2c75cb6...da04911 (6):

    commit da04911ed1fe423e79c466f933bc7a28b02966b1

        Fixed informatik URLs and mail addresses

    commit dd49cb989b5d033ed42b6dffc5893b03e425044e

        Also retrieve releases from mojo server

    commit f0f80fdf621ce66a5d83503497f581cf30ce1078

        Fixed bug in last commit

    commit 0e9930ef6c21f9370545197e371ca585996c022c

        Added new constructor that takes an encoding and hopefully circumvents a bug in xerces

    commit d9d66f7d968b0a01bc69d58063afde03a31d4921

        Added "useSchema" option to DumpReader constructor to speed up dump processing

    commit b7e129d8e2fa9f6e424343e6c5400f6535aa89dc

        DumpReader can now process individual revisions before (optionally) adding them to their page

* tooling f184a0a...8eda90e (2):

    commit 8eda90e0430e0b17172c76dfcd0531c25bf5a93b

        Fixed informatik URLs and mail addresses

    commit 4d9685901b92533da494c30e1853d6dffa66280b

        Also retrieve releases from mojo server

* utils 8288e15...cbf174e (7):

    commit cbf174e72374a5ee23c1aeed7c8f3f07cc4f20a8

        Added missing license headers

    commit c16a9cc1947e26393c2b41cd28091c06ea541b75

        Fixed test case

    commit 5e5cef38f94a4613bef0a856c7aedebd6c49624f

        Fixed informatik URLs and mail addresses

    commit 06d188f3ce88fa39f02695209a4e2d79cb92a1f7

        Also retrieve releases from mojo server

    commit 88ef1c40c558472c4acdf1d7ad7f10bd7a6a68f4

        Added class MovingAverage

    commit 268061ddaa7feeaf50e1ffd036dd16665bdb15e8

        ConsoleProgressBar uses long instead of int

    commit b0e8cadccea2f761f08b74c779f66214cfb62ecc

        Improved RingBuffer interface and fixed bug