Merge with head, hopefully the last time for this batch.

src/dev/alpha/tsunami_cchip.cc

@@ -53,7 +53,6 @@
 #include "params/TsunamiCChip.hh"
 #include "sim/system.hh"
 
-using namespace std;
 //Should this be AlphaISA?
 using namespace TheISA;
 

src/dev/alpha/tsunami_io.cc

@@ -54,7 +54,11 @@
 #include "mem/port.hh"
 #include "sim/system.hh"
 
-using namespace std;
+// clang complains about std::set being overloaded with Packet::set if
+// we open up the entire namespace std
+using std::string;
+using std::ostream;
+
 //Should this be AlphaISA?
 using namespace TheISA;