provide a 20 pixel wide margin on either side of the summary page. this has 2 benefits:  1) if you dnd all the summaries from to 1 column, you will still be left  with     a column on the other side that is wide enough to see as a dnd target if     decide to dnd a summary back  2) it looks a little nicer
provide a 20 pixel wide margin on either side of the summary page.
this has 2 benefits:
 1) if you dnd all the summaries from to 1 column, you will still be left  with
    a column on the other side that is wide enough to see as a dnd target if
    decide to dnd a summary back
 2) it looks a little nicer


svn path=/trunk/KDE/kdepim/kontact/plugins/; revision=921314

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi