Ensure path starts with / in data endpoint

Fixes issue #84
diff --git a/ChangeLog b/ChangeLog
index 7fc1c4c..3481a80 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,7 @@
 2.6.3
 - Bugfixes
   - Prevent buffer overflow if digest realm too long
+  - Ensure path starts with '/' in client data endpoint
 
 2.6.2
 - Features
diff --git a/src/lib/wsman-client.c b/src/lib/wsman-client.c
index 8011e85..981af71 100644
--- a/src/lib/wsman-client.c
+++ b/src/lib/wsman-client.c
@@ -2028,8 +2028,11 @@
 #ifdef _WIN32
 	wsc->session_handle = 0;
 #endif
-	wsc->data.endpoint = u_strdup_printf("%s://%s:%d%s",
-			wsc->data.scheme, wsc->data.hostname, wsc->data.port, wsc->data.path);
+	wsc->data.endpoint = u_strdup_printf("%s://%s:%d%s%s",
+                                             wsc->data.scheme, wsc->data.hostname,
+                                             wsc->data.port,
+                                             (*wsc->data.path == '/') ? "" : "/",
+                                             wsc->data.path);
 	debug("Endpoint: %s", wsc->data.endpoint);
 	wsc->authentication.verify_host = 1; //verify CN in server certicates by default
 	wsc->authentication.verify_peer = 1; //validate server certificates by default