prefs: editor: re-order the editor scrolling prefs, put minimap
scrolling first (i.e. the most important)

(integrated from komodo (trunk) change 81176 by toddw)

git-svn-id: http://svn.openkomodo.com/repos/openkomodo/trunk@13341 b87d16e7-d29f-4ee1-b5ec-817d645d335f
prefs: editor scrollbar width and tracking only need to be global prefs

(integrated from komodo (trunk) change 81178 by toddw)

git-svn-id: http://svn.openkomodo.com/repos/openkomodo/trunk@13342 b87d16e7-d29f-4ee1-b5ec-817d645d335f