Change version string to 1.9-PRE.

git-svn-id: https://toxygen.net/svn/ekg/branches/1.9@2855 23f97a53-a64a-4657-a60e-fcffc498e4b7
Updated the git repository URL control fields.
Merge branch '1.9' into debian/1.9
Preparing new upload.
Link the gtk UI directly against -lX11 to avoid link failure with newer linkers.
Re-exported topgit patches.
Merged topgit branches:
  bugfix/link-x11-1.9
Merge branch 'debian/1.9' into build/1.9