update description

Bump version

Update version.py

Update version.py

Minor release

version bump

Minor version bump

Version bump for symmetric backend release.

Version bump for release

version bump (google#357)

Save/load list of node (google#288)

* added loading and saving of Iterable[BaseNode]

* save -> save_nodes, load->load_nodes, load_net -> load

* iport load_nodes, save_nodes

* docstring

* docstring updated

* added contract_trace_edges

* test for save_nodes and load_nodes extended

* import contract_trace_edges

* fix bug in reachable

* there was still a bug; fixed now

* remove unused variables, fix typing errors

* add test

* test added

* fix the bigfix ...

* typo

* remove unused variable

* check reachable disconnected

* comments

* added more tests

* added pytest fixture for tmp_path

* fixed indent

* removed mixed line endings

* removed commented code

* fix tests