Allow to move only callout handle with shift key (cp#1000084)

When line callout was used, you couldn't move the point next to
the rectangle.
Now it's possible with shift key pressed.

(cherry picked from commit d98c817cc71e62a2beecc7142062f9ef33a7149b)

Conflicts:
	include/svx/svddrgmt.hxx
	sw/source/core/frmedt/feshview.cxx
	sw/source/uibase/wrtsh/select.cxx

Change-Id: I70565e4e3f80daf0e1007031ef7d49036fb0e26b
Related cp#1000084: Make this work for other apps too and set proper default

Extend d98c817cc71e62a2beecc7142062f9ef33a7149b and fix default.

(cherry picked from commit 37c3cf70c724b7402588d1d32d3aa76a965ee41b)

Conflicts:
	sc/source/ui/drawfunc/fusel.cxx
	sd/source/ui/func/fusel.cxx

Change-Id: I79ad35bd5ad6fbd6e7d260864d4bf40fafb6b604