Update moved and dead links

src/keystore.h

@@ -32,7 +32,7 @@ public:
     virtual void GetKeys(std::set<CKeyID> &setAddress) const =0;
     virtual bool GetPubKey(const CKeyID &address, CPubKey& vchPubKeyOut) const;
 
-    // Support for BIP 0013 : see https://en.bitcoin.it/wiki/BIP_0013
+    // Support for BIP 0013 : see https://github.com/bitcoin/bips/blob/master/bip-0013.mediawiki
     virtual bool AddCScript(const CScript& redeemScript) =0;
     virtual bool HaveCScript(const CScriptID &hash) const =0;
     virtual bool GetCScript(const CScriptID &hash, CScript& redeemScriptOut) const =0;

src/rpcprotocol.cpp

@@ -221,7 +221,7 @@ int ReadHTTPMessage(std::basic_istream<char>& stream, map<string,
 // unspecified (HTTP errors and contents of 'error').
 //
 // 1.0 spec: http://json-rpc.org/wiki/specification
-// 1.2 spec: http://groups.google.com/group/json-rpc/web/json-rpc-over-http
+// 1.2 spec: http://jsonrpc.org/historical/json-rpc-over-http.html
 // http://www.codeproject.com/KB/recipes/JSON_Spirit.aspx
 //
 

src/test/bignum_tests.cpp

@@ -39,11 +39,8 @@ BOOST_AUTO_TEST_SUITE(bignum_tests)
 // stack buffer overruns.
 //
 // For more accurate diagnostics, you can use an undefined arithmetic operation
-// detector such as the clang-based tool:
-//
-// "IOC: An Integer Overflow Checker for C/C++"
-//
-// Available at: http://embed.cs.utah.edu/ioc/
+// detector such as the clang's undefined behaviour checker.
+// See also: http://clang.llvm.org/docs/UsersManual.html#controlling-code-generation
 //
 // It might also be useful to use Google's AddressSanitizer to detect
 // stack buffer overruns, which valgrind can't currently detect.

src/test/netbase_tests.cpp

@@ -93,7 +93,7 @@ BOOST_AUTO_TEST_CASE(netbase_lookupnumeric)
 
 BOOST_AUTO_TEST_CASE(onioncat_test)
 {
-    // values from http://www.cypherpunk.at/onioncat/wiki/OnionCat
+    // values from https://web.archive.org/web/20121122003543/http://www.cypherpunk.at/onioncat/wiki/OnionCat
     CNetAddr addr1("5wyqrzbvrdsumnok.onion");
     CNetAddr addr2("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca");
     BOOST_CHECK(addr1 == addr2);