Fix
* **save_text:** Test updated ([`8e9ba6c`](https://github.com/Esukhia/pedurma/commit/8e9ba6cb9b29af5863cb1889598fa8e8a338acd7))
* **note-ref:** Note ref insertion code update ([`398346b`](https://github.com/Esukhia/pedurma/commit/398346b8dbd27090c92154fe7dc00462b524aa5c))
* **reconstruction:** Right diff empty exception covered ([`0616eb6`](https://github.com/Esukhia/pedurma/commit/0616eb6076c3c0fe812e9e59a0a35d31e3e7bca7))