Quote/dumps all strings where ru_ref or call_ref take place to properly handle
arbitrary references with e.g. '$' '\n' and other tricky symbols via which it
was possible to break instantiation and to inject buildout code.

In generic mode most of the parameters have node defaults and need to be
explicitly specified.

* x/lte-multiru:
  format-json, test: Don't force ASCII
  software/nayuos: fix instantiation
  component/haproxy: Version up
  Add needed python module for Beremiz / OSIE coupler integration tests.

* master:
  format-json, test: Don't force ASCII
  software/nayuos: fix instantiation
  component/haproxy: Version up
  Add needed python module for Beremiz / OSIE coupler integration tests.