Fix for namespaces on GCC.

libethereum/Common.cpp

@@ -36,9 +36,8 @@
 #endif
 #include "Exceptions.h"
 using namespace std;
-
-namespace eth
-{
+using namespace eth;
+using eth::byte;
 
 //#define ETH_ADDRESS_DEBUG 1
 
@@ -283,5 +282,3 @@ std::string eth::formatBalance(u256 _b)
 	ret << _b << " wei";
 	return ret.str();
 }
-
-}

libethereum/State.cpp

@@ -44,8 +44,8 @@
 #include "Dagger.h"
 #include "Defaults.h"
 using namespace std;
-
-namespace eth {
+using namespace eth;
+using eth::byte;
 
 u256 const c_stepFee = 1;
 u256 const c_dataFee = 20;
@@ -1242,5 +1242,3 @@ void State::execute(Address _myAddress, Address _txSender, u256 _txValue, u256s
 		}
 	}
 }
-
-}