plugins ext FEATURE initial schema-mount support

Only for XML data for now. Includes lots of other
changes needed to support this extension.
diff --git a/src/log.h b/src/log.h
index d67eb96..e9a7c5b 100644
--- a/src/log.h
+++ b/src/log.h
@@ -241,8 +241,7 @@
  * @typedef LY_ERR
  * @brief libyang's error codes returned by the libyang functions.
  */
-typedef enum
-{
+typedef enum {
     LY_SUCCESS = 0, /**< no error, not set by functions, included just to complete #LY_ERR enumeration */
     LY_EMEM,        /**< Memory allocation failure */
     LY_ESYS,        /**< System call failure */