Hedgewars: Refactor authors page
completed by: Ondrej
mentors: koda, Andrey Korotaev, Xeli, Sheepy
All credits are hardcoded in-code in a custom widget, which is not exactly tidy. It would be nice to have a standard html file and have frontend load it when needed. Improves code maintainability and allows for reusing the same html file outside Qt.
A working patch, that applies cleanly to our source tree. This patch should be in the form of a pull from clone,
hg export or unified diff format (in order of preference) implementing the functionality required.