added some basic test code into initLogger

src/logger/lib/logger.c

@@ -0,0 +1,10 @@
+#include <why2/logger/logger.h>
+
+#include <stdio.h>
+
+int initLogger(char *path)
+{
+    printf("PATH is: %s\n", path);
+
+    return 0;
+}