Use more reliable host in example-tls-client

Apparently TLS on mbed.org is broken again
diff --git a/yotta/data/example-tls-client/README.md b/yotta/data/example-tls-client/README.md
index 0da780e..beddd7b 100644
--- a/yotta/data/example-tls-client/README.md
+++ b/yotta/data/example-tls-client/README.md
@@ -57,7 +57,7 @@
 10. The output in the terminal window should look like:
 
     ```
-    {{timeout;120}}
+    {timeout;120}}
     {{host_test_name;default}}
     {{description;mbed TLS example HTTPS client}}
     {{test_id;MBEDTLS_EX_HTTPS_CLIENT}}
@@ -66,6 +66,7 @@
 
     Client IP Address is 192.168.0.2
     Connecting to developer.mbed.org:443
+    developer.mbed.org address: 217.140.101.20
     TLS connection to developer.mbed.org established
     Server certificate:
         cert. version     : 3
@@ -82,25 +83,25 @@
         ext key usage     : TLS Web Server Authentication, TLS Web Client Authentication
     Certificate verification passed
 
-    HTTPS: Received 473 chars from server
+    HTTPS: Received 469 chars from server
     HTTPS: Received 200 OK status ... [OK]
     HTTPS: Received 'Hello world!' status ... [OK]
     HTTPS: Received message:
 
     HTTP/1.1 200 OK
     Server: nginx/1.7.10
-    Date: Tue, 28 Jul 2015 14:32:30 GMT
+    Date: Mon, 17 Aug 2015 11:46:19 GMT
     Content-Type: text/plain
     Content-Length: 14
     Connection: keep-alive
     Last-Modified: Fri, 27 Jul 2012 13:30:34 GMT
     Accept-Ranges: bytes
     Cache-Control: max-age=36000
-    Expires: Wed, 29 Jul 2015 00:32:30 GMT
+    Expires: Mon, 17 Aug 2015 21:46:19 GMT
     X-Upstream-L3: 172.17.42.1:8080
-    X-Upstream-L2: developer-sjc-indigo-1-nginx
-    X-Upstream-L1-next-hop: 217.140.101.34:8001
-    X-Upstream-L1: developer-sjc-indigo-border-nginx
+    X-Upstream-L2: developer-sjc-cyan-1-nginx
+    X-Upstream-L1-next-hop: 217.140.101.22:8001
+    X-Upstream-L1: developer-sjc-cyan-border-nginx
 
     Hello world!
     {{success}}
diff --git a/yotta/data/example-tls-client/main.cpp b/yotta/data/example-tls-client/main.cpp
index 8a74b9b..56be087 100644
--- a/yotta/data/example-tls-client/main.cpp
+++ b/yotta/data/example-tls-client/main.cpp
@@ -63,11 +63,11 @@
 #include "lwipv4_init.h"
 
 namespace {
-const char *HTTPS_SERVER_NAME = "mbed.org";
+const char *HTTPS_SERVER_NAME = "developer.mbed.org";
 const int HTTPS_SERVER_PORT = 443;
 const int RECV_BUFFER_SIZE = 600;
 
-const char HTTPS_PATH[] = "/assets/uploads/hello.txt";
+const char HTTPS_PATH[] = "/media/uploads/mbed_official/hello.txt";
 const size_t HTTPS_PATH_LEN = sizeof(HTTPS_PATH) - 1;
 
 /* Test related data */