upgpkg: stone-soup 0.15.0-1

upstream release 0.15.0

git-svn-id: file:///srv/repos/svn-community/svn@117996 9fca08f4-af9d-4005-b8df-a31f2cc04f65
archrelease: copy trunk to community-i686, community-x86_64

git-svn-id: file:///srv/repos/svn-community/svn@117997 9fca08f4-af9d-4005-b8df-a31f2cc04f65
Optimize .pyc

git-svn-id: file:///srv/repos/svn-community/svn@117998 9fca08f4-af9d-4005-b8df-a31f2cc04f65