add operatingsystem configuration for debian, keeping the existing as the default
add file_readbackwards, for debian
add net-snmp for debian
add rrds for debian
add www-shorten for debian
add date-manip for debian
different names in debian for some extensions
add a number of extensions, based on the debian names
add libmailtools-perl (debian name) which provides Mail::
fix some typos
fix typo
fix encode-detect class name
add libwww-perl
fix minor typo in class name
Merge remote-tracking branch 'shared/master'