Code cleanup and optimization (thanks to Ville Skytt�)

server/connection.c

@@ -281,7 +281,6 @@ cDevice* cServerConnection::CheckDevice(const cChannel *Channel, int Priority, b
         return NULL; // no CAM is able to decrypt this channel
      }
 
-  bool NeedsDetachReceivers = false;
   cDevice *d = NULL;
   //cCamSlot *s = NULL;
 
@@ -335,7 +334,6 @@ cDevice* cServerConnection::CheckDevice(const cChannel *Channel, int Priority, b
                 // This device has less impact than any previous one, so we take it.
                 Impact = imp;
                 d = device;
-                NeedsDetachReceivers = ndr;
                 }
              }
           }

server/connectionHTTP.c

@@ -228,8 +228,6 @@ bool cConnectionHTTP::ProcessRequest(void)
 
 void cConnectionHTTP::Flushed(void) 
 {
-	std::string line;
-
 	if (m_Status != hsBody)
 		return;