Previous commit is not enough to fix couchbase-life-android issue 249, this is supplemental commit.

- Http header parameter name could be all lower-cased.
- content-type value could be longer than accept value (Ex 'application/json; charset=UTF-8' and `application/json`)

Author: hideki

src/main/java/com/couchbase/lite/router/Router.java

@@ -348,6 +348,13 @@ private static String getContentType(URLConnection connection) {
             contentType = connection.getRequestProperty("content-type");
         return contentType;
     }
+    private static String getAccept(URLConnection connection) {
+        String accept = connection.getRequestProperty("Accept");
+        if (accept == null)
+            // From Android: http://developer.android.com/reference/java/net/URLConnection.html
+            accept = connection.getRequestProperty("accept");
+        return accept;
+    }
 
     public void start() {
         // Refer to: http://wiki.apache.org/couchdb/Complete_HTTP_API_Reference
@@ -666,10 +673,10 @@ private Status sendResponseHeaders(Status status) {
         connection.getResHeader().add("Server", String.format("Couchbase Lite %s", getVersionString()));
 
         // Check for a mismatch between the Accept request header and the response type:
-        String accept = connection.getRequestProperty("Accept");
+        String accept = getAccept(connection);
         if (accept != null && !"*/*".equals(accept)) {
             String responseType = connection.getBaseContentType();
-            if (responseType != null && accept.indexOf(responseType) < 0) {
+            if (responseType != null && responseType.indexOf(accept) < 0) {
                 Log.e(Log.TAG_ROUTER, "Error 406: Can't satisfy request Accept: %s", accept);
                 status = new Status(Status.NOT_ACCEPTABLE);
             }