Opcua-tools

What's Changed
* Fix get_namespace_data_from_file by DawidMakar-acaisoft in https://github.com/PrediktorAS/opcua-tools/pull/54


**Full Changelog**: https://github.com/PrediktorAS/opcua-tools/compare/v1.6.0...v1.6.1

What's Changed
* Added new function that peeks through an XML file, collecting namespace names and required namespaces
* Extended UAGraph creation from file list - namespaces can be defined at the start from now on
* A few minor changes

**Full Changelog**: https://github.com/PrediktorAS/opcua-tools/compare/v1.5.1...v1.6.0

What's Changed
* Bugfix/optimize validation by DawidMakar-acaisoft in https://github.com/PrediktorAS/opcua-tools/pull/51


**Full Changelog**: https://github.com/PrediktorAS/opcua-tools/compare/v1.5.0...v1.5.1

What's Changed
* Changed default json_encoding for LocalizedText to return empty string and updated test by olavpe in https://github.com/PrediktorAS/opcua-tools/pull/50


**Full Changelog**: https://github.com/PrediktorAS/opcua-tools/compare/v1.4.4...v1.5.0

What's Changed
- setting correct types for UAGraph.nodes DataFrame
- removing leftover DataFrames in UAGraph.from_path() manually


**Full Changelog**: https://github.com/PrediktorAS/opcua-tools/compare/v1.4.3...v1.4.4

What's Changed
* Fix the EURange test by DawidMakar-acaisoft in https://github.com/PrediktorAS/opcua-tools/pull/46
* Fix UAString object creation when an empty string is given as an input value by DawidMakar-acaisoft in https://github.com/PrediktorAS/opcua-tools/pull/47


**Full Changelog**: https://github.com/PrediktorAS/opcua-tools/compare/v1.4.1...v1.4.3