Add the copyright disclaimer

Co-authored-by: Zheng <yezheng@gmail.com>

* First commit. Import ggb file. Basic functionality

* Remove binary

* Add GGB examples, change version date

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Co-authored-by: Alex <alex.t@gmx.at>

…lete step 1, set language at startup

…improvement in the Hungarian translation

Update to Traumlos' superficial refactors on math, gprover and wprover

changed getFirst() to get(0), as getFirst() is only supported from java 21 onwards

fix versioning problem

- escaped special characters for html
- warnings are still in place

Traumlos' changes to fix the Javadoc

-moved the docs folder into java-directory
-instead of gradle setting file paths we do it by hand to make it accessible for cheerpj jvm as well
-example files are loaded
-some workarounds are in place for the help window
-some features might still not be working and/or crashing the application

CheerpJ support added

Polishing version 0.87

…ow size