remove the 4 send crash report tabpages

and other logical consequences of

officecfg::Office::Recovery::CrashReporter::Enabled ==  false

because we have this disabled by default since the first LibreOffice release
and we have no backend infrastucture to handle the submissions anyway and it's
blocking conversion of legacy .src dialogs to .ui format

Change-Id: Id5481af3ec970032b3728c0e6cc0c6a52d3ed3dc
tidy up toolbox packing handling

we don't want to apply the children's attributes onto the parent widget

Change-Id: Iad31e7f89266633e621aaf597713564747f7cac7