Dl1-data-handler

What's Changed
* Bugfix pixrotation by TjarkMiener in https://github.com/cta-observatory/dl1-data-handler/pull/152
* Pre rel 0.14.1 by nietootein in https://github.com/cta-observatory/dl1-data-handler/pull/153


**Full Changelog**: https://github.com/cta-observatory/dl1-data-handler/compare/v0.14.0...v0.14.1

What's Changed
* Adopt ctapipe coordinate frames by TjarkMiener in https://github.com/cta-observatory/dl1-data-handler/pull/150


**Full Changelog**: https://github.com/cta-observatory/dl1-data-handler/compare/v0.13.0...v0.14.0

What's Changed
* Update release.yml by rcervinoucm in https://github.com/cta-observatory/dl1-data-handler/pull/137
* example_identifiers_file is not able to open due a permissions issue. by Pablitinho in https://github.com/cta-observatory/dl1-data-handler/pull/139
* Test release by rcervinoucm in https://github.com/cta-observatory/dl1-data-handler/pull/138
* Allow ctapipe data format version to be v5.0.0 for real data with dl1 image by TjarkMiener in https://github.com/cta-observatory/dl1-data-handler/pull/140
* Update build config by rcervinoucm in https://github.com/cta-observatory/dl1-data-handler/pull/142
* Define API for reader and image_mapper by TjarkMiener in https://github.com/cta-observatory/dl1-data-handler/pull/143

New Contributors
* Pablitinho made their first contribution in https://github.com/cta-observatory/dl1-data-handler/pull/139

**Full Changelog**: https://github.com/cta-observatory/dl1-data-handler/compare/v0.12.0...v0.13.0

Major Features And Improvements

* Support multiple versions of the official CTA DL1 data model 107
* Moved the class weights calculation for unbalanced datasets from CTLearn to the DL1DataReader 108

Bug Fixes and Other Changes
* Formatted via black
* Updated the README with installation instructions
* Enhance version handling

Known Issues

* Increase of RAM usage in the DL1DataReaderSTAGE1, when the DL1 files are split by tel_id. Issue 104. At the moment it is recommended to use the DL1 files, where the telescope tables are split by tel_types.