diff -up ./src/synfig/time.cpp.0000 ./src/synfig/time.cpp
--- ./src/synfig/time.cpp.0000	2015-07-31 20:13:19.829856535 +0300
+++ ./src/synfig/time.cpp	2015-07-31 20:12:27.451866131 +0300
@@ -60,7 +60,7 @@ inline bool isnan(float x) { return x !=
 
 /* === U S I N G =========================================================== */
 
-using namespace std;
+/* using namespace std; */
 using namespace etl;
 using namespace synfig;