Fixed header/footer lines


git-svn-id: http://seriss.com/public/fltk/fltk/branches/branch-1.3@10262 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Fixed header/footer lines.

git-svn-id: http://seriss.com/public/fltk/fltk/branches/branch-1.3@10263 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Removed file FL/Xutf8.h that moved to src/ and is X11-specific.

git-svn-id: http://seriss.com/public/fltk/fltk/branches/branch-1.3@10264 ea41ed52-d2ee-0310-a9c1-e6b18d33e121