libyang: export SAnydata / SAnyxml

Those two classes are missing, export them.

Closes: #102
Signed-off-by: Samuel Gauthier <samuel.gauthier@6wind.com>

Author: samuel-gauthier

libyang/__init__.py

@@ -78,6 +78,8 @@
     Must,
     Pattern,
     Revision,
+    SAnydata,
+    SAnyxml,
     SCase,
     SChoice,
     SContainer,
@@ -158,6 +160,8 @@
     "RangeAdded",
     "RangeRemoved",
     "Revision",
+    "SAnydata",
+    "SAnyxml",
     "SCase",
     "SChoice",
     "SContainer",