petra: temporary fix, waiting to be able to deal with training restrictions

git-svn-id: http://svn.wildfiregames.com/public/ps/trunk@15575 3db68df2-c116-0410-a063-a993310a9797
Commit coastal waves when activating fancy effects, and incidentally completely change how this effect work. Refs #48.

git-svn-id: http://svn.wildfiregames.com/public/ps/trunk@15576 3db68df2-c116-0410-a063-a993310a9797
Automated build.

git-svn-id: http://svn.wildfiregames.com/public/ps/trunk@15577 3db68df2-c116-0410-a063-a993310a9797
fix #2691, Petra should not try to unload allied garrisoned inside its buildings

git-svn-id: http://svn.wildfiregames.com/public/ps/trunk@15578 3db68df2-c116-0410-a063-a993310a9797
Petra: proper fix for the juggernaut limit reported by brian

git-svn-id: http://svn.wildfiregames.com/public/ps/trunk@15579 3db68df2-c116-0410-a063-a993310a9797
Merge 'remotes/trunk'