universal dependencies output may have extra fields

[recski]

sample errors:

2016-07-20 13:29:37,080 : dep_to_4lang (52) - WARNING - skipping dependency not in dep_to_4lang map: nsubj" extra="true
2016-07-20 13:29:37,081 : dep_to_4lang (52) - WARNING - skipping dependency not in dep_to_4lang map: amod" extra="true
2016-07-20 13:29:37,083 : dep_to_4lang (52) - WARNING - skipping dependency not in dep_to_4lang map: det:predet
2016-07-20 13:29:37,785 : dep_to_4lang (52) - WARNING - skipping dependency not in dep_to_4lang map: conj:and" extra="true
2016-07-20 13:29:37,786 : dep_to_4lang (52) - WARNING - skipping dependency not in dep_to_4lang map: dobj" extra="true

check the corresponding data in:
/home/recski/projects/4lang/test/input/gold_deps.sens
and the resulting dependencies in:
/home/recski/projects/4lang/test/deps/text/gold_deps.sens.deps

these must be dealt with at the stanford_wrapper/parser level + we must find out what they mean and if they need to be preserved
@Eszti fyi