automatically change displayed address whenever it receives anything,

added help and -? for daemon command line rpc commands,
only relay addr messages to 5 random nodes to save bandwidth,
started setting wtx.fFromMe flag,
trickle out tx inventory messages to protect privacy
 -- version 0.2.10

git-svn-id: https://bitcoin.svn.sourceforge.net/svnroot/bitcoin/trunk@81 1a98c847-1fd6-4fd8-948a-caf3550aa51b

db.h

@@ -14,9 +14,11 @@ class CWalletTx;
 
 extern map<string, string> mapAddressBook;
 extern CCriticalSection cs_mapAddressBook;
+extern vector<unsigned char> vchDefaultKey;
 extern bool fClient;
 
 
+
 extern unsigned int nWalletDBUpdated;
 extern DbEnv dbenv;
 
@@ -373,6 +375,7 @@ public:
 
     bool WriteDefaultKey(const vector<unsigned char>& vchPubKey)
     {
+        vchDefaultKey = vchPubKey;
         nWalletDBUpdated++;
         return Write(string("defaultkey"), vchPubKey);
     }
@@ -390,7 +393,7 @@ public:
         return Write(make_pair(string("setting"), strKey), value);
     }
 
-    bool LoadWallet(vector<unsigned char>& vchDefaultKeyRet);
+    bool LoadWallet();
 };
 
 bool LoadWallet(bool& fFirstRunRet);