Customizeable Dynamic Grid:

 - Presets
   - Comfortable (+0)
   - Cozy (+1)
   - Condensed (+2)
 - Custom option with min, max

Reordering items in the settings pane for better organization
Modifying Settings Layout for readability

Change-Id: I5c926b6ca4b2ed73c263ef34eeb368caeb7af9b5
Improve NL translation

Rename 'Achtergronden' to 'Achtergrond', this fits nicer. One line in stead of two.

Change-Id: If872dd9a19b636645c18a94ddd4a5a6df6bd78c1