Added dynamic cover config options.

config/vufind/config.ini

@@ -505,11 +505,13 @@ database          = mysql://root@localhost/vufind
 ; some services will never have images cached even if caching is enabled.
 coverimagesCache = true
 
-; This setting controls the image to display when no book cover is available.
-; If makeDynamicCovers is true and the GD library is installed, VuFind will draw
-; cover images on the fly. Otherwise, you can use noCoverAvailableImage to specify a
-; path relative to the base of your theme directory for a static image to display.
+; These settings control the image to display when no book cover is available.
+; If makeDynamicCovers is not false and the GD library is installed, VuFind will draw
+; cover images on the fly. Possible values: false, solid, grid
 ;makeDynamicCovers = true
+
+; Otherwise, you can use noCoverAvailableImage to specify a
+; path relative to the base of your theme directory for a static image to display.
 noCoverAvailableImage = images/noCover2.gif
 
 ; You can select from Syndetics, SyndeticsPlus, Amazon Editorial, Amazon, Booksite