DocShell in Writer, made SwDrawModel and handling more known

(includes suspicious removal of setting SID_ATTR_LINEEND_WIDTH_DEFAULT)

(cherry picked from commit a7ccadbf)

Conflicts:
	sw/inc/IDocumentDrawModelAccess.hxx
	sw/inc/doc.hxx
	sw/inc/docsh.hxx
	sw/inc/dpage.hxx
	sw/inc/drawdoc.hxx
	sw/source/core/access/accmap.cxx
	sw/source/core/doc/doc.cxx
	sw/source/core/doc/docdesc.cxx
	sw/source/core/doc/docdraw.cxx
	sw/source/core/doc/docfly.cxx
	sw/source/core/doc/doclay.cxx
	sw/source/core/doc/docnew.cxx
	sw/source/core/draw/dcontact.cxx
	sw/source/core/draw/dpage.cxx
	sw/source/core/draw/drawdoc.cxx
	sw/source/core/frmedt/feshview.cxx
	sw/source/core/layout/fly.cxx
	sw/source/core/layout/frmtool.cxx
	sw/source/core/layout/newfrm.cxx
	sw/source/core/layout/paintfrm.cxx
	sw/source/core/undo/docundo.cxx
	sw/source/core/undo/unattr.cxx
	sw/source/core/unocore/unodraw.cxx
	sw/source/core/unocore/unoframe.cxx
	sw/source/core/view/vdraw.cxx
	sw/source/core/view/viewimp.cxx
	sw/source/core/view/viewsh.cxx
	sw/source/filter/html/htmldrawreader.cxx
	sw/source/filter/rtf/rtffly.cxx
	sw/source/filter/rtf/swparrtf.cxx
	sw/source/filter/ww8/docxattributeoutput.cxx
	sw/source/filter/ww8/rtfattributeoutput.cxx
	sw/source/filter/ww8/wrtw8esh.cxx
	sw/source/filter/ww8/wrtww8.cxx
	sw/source/filter/ww8/ww8graf.cxx
	sw/source/filter/xml/swxml.cxx
	sw/source/filter/xml/xmlexp.cxx
	sw/source/filter/xml/xmlimp.cxx
	sw/source/ui/app/docshdrw.cxx
	sw/source/ui/uiview/view.cxx
	sw/source/ui/uno/unodefaults.cxx
	sw/source/uibase/app/docst.cxx
	sw/source/uibase/app/docstyle.cxx
	sw/source/uibase/dialog/SwSpellDialogChildWindow.cxx
	sw/source/uibase/lingu/sdrhhcwrap.cxx
	sw/source/uibase/shells/drwbassh.cxx
	sw/source/uibase/shells/frmsh.cxx
	sw/source/uibase/shells/grfsh.cxx
	sw/source/uibase/shells/textsh1.cxx
	sw/source/uibase/uno/unotxdoc.cxx
	sw/source/uibase/utlui/content.cxx

Conflicts:
	sw/source/uibase/app/docshdrw.cxx

Change-Id: Icb99eaa7bfb1eb8922a9fd928b5e4149821130dd