Maintenance and a little bit more content

- added favicon
- changes to the gulp sprite module
- changes to gulp linting
- fixed javascript scroll function and added setup function content
- fixed javascript indentation
- new error pages
- changed css for link colors
- fixed css sprites

bower.json

@@ -13,6 +13,7 @@
     "node_modules",
     "bower_components",
     "build/bower_components",
+    "build/vendor",
     "test",
     "tests"
   ],