Replaced 'webinst' by 'upload_docs' target. Uploading with scp still works,
but unpacking now only works with the interactive shell (see developer doc).


git-svn-id: svn://svn.code.sf.net/p/bochs/code/trunk@12314 6c8e4198-a580-4521-a02f-c9ae86df1db9