Merge pull request #134 from anon1970/anon1970-patch-1

Fix slide src pathnames that contain blank characters

src/vegas.js

@@ -439,7 +439,7 @@
                 img = new Image();
 
                 $inner = $('<div class="vegas-slide-inner"></div>')
-                    .css('background-image',    'url(' + src + ')')
+                    .css('background-image',    'url("' + src + '")')
                     .css('background-color',    color)
                     .css('background-position', align + ' ' + valign);