Renamed remotely

svn path=; revision=38356
Merge from trunk.

svn path=; revision=38774
Merge from trunk.

svn path=; revision=39329
Merge latest quickbook from trunk.

svn path=; revision=40450
Add include-path (I) option so that one can refer to files to import or include outside of the usual quickbook tree without using absolute paths.

svn path=; revision=40452
Commit old quickbook backend changes.

svn path=; revision=59592