* Replaced deprecated 'configparser' method call in the 'pypad.Receiver::setConfigFile()' method.
* Renamed the 'pypad.Receiver::setCallback()' method to 'pypad.Receiver::setPadCallback()'.
* Changed the PyPAD namespace from 'PyPAD' to 'pypad'. * Changed the installation location of PyPAD scripts from '@libdir@/rivendell/PyPAD/' to '@libdir@/rivendell/pypad/'.