Sort all core missions in training menu more logically
The missions are now sorted as specified in the new order.cfg files in the Missions subfolders.
Training missions are now sorted in the order you should play them.
Challenges are semi-logically grouped.
Scenarios are roughly sorted by difficulty.
All missions not mentioned in order.cfg are simply added in no particular
order at the end.
1. Fix broken trainings/missions
2. Update translations (check fireforge for patches)
3. Check copyright headers
4. Changelog
5. Turn debug stuff off (frontend console output)
6. Update message in game server, update check for client version
7. Make a branch
8. Make packages
9. Test packages
10. Upload (hedgewars.org, fireforge.net, gna.org (rsync --delete -avr --rsh="ssh" . unc0rr@download.gna.org:/upload/hedgewars))
11. Post news (hedgewars.org, hedgewars forum, fireforge.net, gna.org, happypenguin, etc.)
12. Make tag (svn copy svn+ssh://unc0rr@svn.fireforge.net/svnroot/hedgewars/branches/0.9.7 svn+ssh://unc0rr@svn.fireforge.net/svnroot/hedgewars/tags/0.9.7 -m "Tag for 0.9.7 release")