GBAHttp: support http digest authentication via gba

Support http digest authentication via gba(General
Bootstrapping Authentication)

Change-Id: I48c9debf88d65a3037c0290cd9a767fbbe37e8a1
CRs-Fixed: 861750
diff --git a/src/org/apache/http/impl/auth/DigestScheme.java b/src/org/apache/http/impl/auth/DigestScheme.java
index 5bf955c..88f8d16 100644
--- a/src/org/apache/http/impl/auth/DigestScheme.java
+++ b/src/org/apache/http/impl/auth/DigestScheme.java
@@ -203,9 +203,9 @@
         String delim = "[@]";
         String[] words = s.split(delim);
         boolean rv = false;
-        if(words[0].equals(gbaToken)){
+        if(words[0].startsWith(gbaToken)){
             rv = true;
-            nafName = new String(words[1]);
+            nafName = new String(s);
         }
         this.log.debug("realm:"+words[0]+","+words[1]);
         return rv;