* 1.0
- Start release.
* 1.1
- Fixed file DO_NOT_MODIFY.txt.
* 2.1
- Rewrite the ADT's Trie/TrieNode according to the curse 2021/22.
* 2.2
- Added README.md.
- Adapted to course 22-23.
* 2.3
- Adapted to course 23-24.
* 2.4
- Split trie code to a separated project.
- Added testing with CTest.
- Using utf-8 encoding to replace 16 bits hexadecimal encoding of chars.
- Update to course 24-25.
* 2.4.1
- Updated to use fixed version of Trie.
* 2.4.2
- Updated to course 25-26.
* 2.4.3
- Updated to use compacted Tries (v4.0).
