UNIX socket UPDATE configurable with YANG data

Implemented the ability to create a UNIX socket server with YANG
data. Additionally all new tests timeouts are now unified.
diff --git a/tests/test_auth.c b/tests/test_auth.c
index 29b22b1..5511da9 100644
--- a/tests/test_auth.c
+++ b/tests/test_auth.c
@@ -31,13 +31,12 @@
 
 #include "tests/config.h"
 
-#define NC_ACCEPT_TIMEOUT 100
-#define NC_PS_POLL_TIMEOUT 100
+#define NC_ACCEPT_TIMEOUT 2000
+#define NC_PS_POLL_TIMEOUT 2000
 
 struct ly_ctx *ctx;
 
 struct test_state {
-    // bariera
     pthread_barrier_t barrier;
 };