use a consistent naming scheme

Change-Id: Ia420779fd875cb2a81b90871b26940f8a0258b4d
more fixes for inconsistent naming

Change-Id: Iedb1b30d4e3905f884bc3bb39d4703a883e95c46
last inconsitently named data table value

Change-Id: I1a558616156f5217e309c5957967a69d81c20b8e
don't write extension elements into ODF namespaces, related fdo#45266

We will still import the old elements but only write them into the
lo-ext namespace. Also it will only be exported for ODF 1.2 extended.

Change-Id: I1c41716b8b16e186ec84767b4b3a636d083162b8
use correct xml element name, related fdo#45266

Below data-pilot-groups the correct element name is
data-pilot-group-member and not data-pilot-member.

Change-Id: I41aecb7f85a881d13b3eaaa7be8de737b47ea312
remove invalid attribute that is not read anyway

Change-Id: Id7770ffda49ba7bc0ebc780c67c56b81152213f7
correct order of xml elements, related fdo#45266

Change-Id: I03ea0e5bb064222e50dc08a682091ec3e23bf11d