Remove double slashes before faces

In some situations, the base will end without an ending slash, but in other cases it will end with a slash, so the replace should take care of issues with double slashes.

Author: rbrinkster

cdi/nobeans-el-injection-flowscoped/src/test/java/org/javaee7/cdi/nobeans/el/injection/flowscoped/FlowScopedBeanTest.java

@@ -37,7 +37,7 @@ public static WebArchive deploy() {
     @Test
     public void checkRenderedPage() throws Exception {
         WebClient webClient = new WebClient();
-        HtmlPage page = webClient.getPage(base + "/faces/myflow/index.xhtml");
+        HtmlPage page = webClient.getPage((base + "/faces/myflow/index.xhtml").replace("//faces", "/faces"));
         assertNotNull(page);
         assert (page.asText().contains("Hello there!"));
     }