cleanup library and some basic tests. Includes, add guards to includes
diff --git a/include/polarssl/debug.h b/include/polarssl/debug.h
index a9d00f5..a4d2bdb 100644
--- a/include/polarssl/debug.h
+++ b/include/polarssl/debug.h
@@ -29,7 +29,9 @@
 #else
 #include POLARSSL_CONFIG_FILE
 #endif
+
 #include "ssl.h"
+
 #if defined(POLARSSL_ECP_C)
 #include "ecp.h"
 #endif