Bugfix: Fix a variety of misspellings

src/addrman.h

@@ -116,7 +116,7 @@ public:
 //    * Bucket selection is based on cryptographic hashing, using a randomly-generated 256-bit key, which should not
 //      be observable by adversaries.
 //    * Several indexes are kept for high performance. Defining DEBUG_ADDRMAN will introduce frequent (and expensive)
-//      consistency checks for the entire datastructure.
+//      consistency checks for the entire data structure.
 
 // total number of buckets for tried addresses
 #define ADDRMAN_TRIED_BUCKET_COUNT 64

src/main.cpp

@@ -1565,7 +1565,7 @@ bool CBlock::SetBestChain(CTxDB& txdb, CBlockIndex* pindexNew)
             return error("SetBestChain() : Reorganize failed");
         }
 
-        // Connect futher blocks
+        // Connect further blocks
         BOOST_REVERSE_FOREACH(CBlockIndex *pindex, vpindexSecondary)
         {
             CBlock block;

src/netbase.cpp

@@ -549,7 +549,7 @@ std::vector<unsigned char> CNetAddr::GetGroup() const
         nClass = 1;
         nStartByte = 2;
     }
-    // for Teredo-tunneled IPv6 addresses, use the encapsulated IPv4 address
+    // for Teredo-tunnelled IPv6 addresses, use the encapsulated IPv4 address
     else if (IsRFC4380())
     {
         vchRet.push_back(1);

src/netbase.h

@@ -45,9 +45,9 @@ class CNetAddr
         bool IsRFC1918() const; // IPv4 private networks (10.0.0.0/8, 192.168.0.0/16, 172.16.0.0/12)
         bool IsRFC3849() const; // IPv6 documentation address (2001:0DB8::/32)
         bool IsRFC3927() const; // IPv4 autoconfig (169.254.0.0/16)
-        bool IsRFC3964() const; // IPv6 6to4 tunneling (2002::/16)
+        bool IsRFC3964() const; // IPv6 6to4 tunnelling (2002::/16)
         bool IsRFC4193() const; // IPv6 unique local (FC00::/15)
-        bool IsRFC4380() const; // IPv6 Teredo tunneling (2001::/32)
+        bool IsRFC4380() const; // IPv6 Teredo tunnelling (2001::/32)
         bool IsRFC4843() const; // IPv6 ORCHID (2001:10::/28)
         bool IsRFC4862() const; // IPv6 autoconfig (FE80::/64)
         bool IsRFC6052() const; // IPv6 well-known prefix (64:FF9B::/96)

src/qt/bitcoin.cpp

@@ -269,7 +269,7 @@ int main(int argc, char *argv[])
                     window.show();
                 }
 
-                // Place this here as guiref has to be defined if we dont want to lose URIs
+                // Place this here as guiref has to be defined if we don't want to lose URIs
                 ipcInit();
 
 #if !defined(MAC_OSX) && !defined(WIN32)

src/script.cpp

@@ -1195,7 +1195,7 @@ bool Solver(const CScript& scriptPubKey, txnouttype& typeRet, vector<vector<unsi
                 if (!script2.GetOp(pc2, opcode2, vch2))
                     break;
                 // Normal situation is to fall through
-                // to other if/else statments
+                // to other if/else statements
             }
 
             if (opcode2 == OP_PUBKEY)
@@ -1272,7 +1272,7 @@ bool SignN(const vector<valtype>& multisigdata, const CKeyStore& keystore, uint2
 // Sign scriptPubKey with private keys stored in keystore, given transaction hash and hash type.
 // Signatures are returned in scriptSigRet (or returns false if scriptPubKey can't be signed),
 // unless whichTypeRet is TX_SCRIPTHASH, in which case scriptSigRet is the redemption script.
-// Returns false if scriptPubKey could not be completely satisified.
+// Returns false if scriptPubKey could not be completely satisfied.
 //
 bool Solver(const CKeyStore& keystore, const CScript& scriptPubKey, uint256 hash, int nHashType,
                   CScript& scriptSigRet, txnouttype& whichTypeRet)

src/test/script_P2SH_tests.cpp

@@ -130,7 +130,7 @@ BOOST_AUTO_TEST_CASE(norecurse)
     // Should not verify, because it will try to execute OP_INVALIDOPCODE
     BOOST_CHECK(!Verify(scriptSig, p2sh, true));
 
-    // Try to recurse, and verification should succeed because
+    // Try to recur, and verification should succeed because
     // the inner HASH160 <> EQUAL should only check the hash:
     CScript p2sh2;
     p2sh2.SetPayToScriptHash(p2sh);
@@ -225,7 +225,7 @@ BOOST_AUTO_TEST_CASE(is)
 
 BOOST_AUTO_TEST_CASE(switchover)
 {
-    // Test switchover code
+    // Test switch over code
     CScript notValid;
     notValid << OP_11 << OP_12 << OP_EQUALVERIFY;
     CScript scriptSig;