Merge pull request #55 from TomTasche/master

load logo_small.png and throbber.gif from images/ directory

src/main/html/css/screen.css

@@ -295,7 +295,7 @@ body {
       font-size: 1.5em;
       font-weight: bold;
       text-decoration: none;
-      background: transparent url(http://swagger.wordnik.com/images/logo_small.png) no-repeat left center;
+      background: transparent url(../images/logo_small.png) no-repeat left center;
       padding: 20px 0 20px 40px;
       color: white; }
     body #header form#api_selector {

src/main/template/operation.handlebars

@@ -41,7 +41,7 @@
                     <div class='sandbox_header'>
                         <input class='submit' name='commit' type='button' value='Try it out!' />
                         <a href='#' class='response_hider' style='display:none'>Hide Response</a>
-                        <img alt='Throbber' class='response_throbber' src='http://swagger.wordnik.com/images/throbber.gif' style='display:none' />
+                        <img alt='Throbber' class='response_throbber' src='images/throbber.gif' style='display:none' />
                     </div>
                     {{/if}}
                 </form>