small formatting, indentation and comment fixes

- contains zero code changes

src/main.cpp

@@ -1985,7 +1985,7 @@ bool static DisconnectTip(CValidationState &state) {
     BOOST_FOREACH(const CTransaction &tx, block.vtx) {
         // ignore validation errors in resurrected transactions
         list<CTransaction> removed;
-        CValidationState stateDummy; 
+        CValidationState stateDummy;
         if (!tx.IsCoinBase())
             if (!AcceptToMemoryPool(mempool, stateDummy, tx, false, NULL))
                 mempool.remove(tx, removed, true);
@@ -2213,7 +2213,6 @@ CBlockIndex* AddToBlockIndex(CBlockHeader& block)
     return pindexNew;
 }
 
-
 // Mark a block as having its data received and checked (up to BLOCK_VALID_TRANSACTIONS).
 bool ReceivedBlockTransactions(const CBlock &block, CValidationState& state, CBlockIndex *pindexNew, const CDiskBlockPos& pos)
 {
@@ -2246,7 +2245,6 @@ bool ReceivedBlockTransactions(const CBlock &block, CValidationState& state, CBl
     return true;
 }
 
-
 bool FindBlockPos(CValidationState &state, CDiskBlockPos &pos, unsigned int nAddSize, unsigned int nHeight, uint64_t nTime, bool fKnown = false)
 {
     bool fUpdatedLast = false;
@@ -2341,7 +2339,6 @@ bool FindUndoPos(CValidationState &state, int nFile, CDiskBlockPos &pos, unsigne
     return true;
 }
 
-
 bool CheckBlockHeader(const CBlockHeader& block, CValidationState& state, bool fCheckPOW)
 {
     // Check proof of work matches claimed amount
@@ -4455,8 +4452,8 @@ bool SendMessages(CNode* pto, bool fSendTrickle)
         // in flight for over two minutes, since we first had a chance to
         // process an incoming block.
         int64_t nNow = GetTimeMicros();
-        if (!pto->fDisconnect && state.nBlocksInFlight && 
-            state.nLastBlockReceive < state.nLastBlockProcess - BLOCK_DOWNLOAD_TIMEOUT*1000000 && 
+        if (!pto->fDisconnect && state.nBlocksInFlight &&
+            state.nLastBlockReceive < state.nLastBlockProcess - BLOCK_DOWNLOAD_TIMEOUT*1000000 &&
             state.vBlocksInFlight.front().nTime < state.nLastBlockProcess - 2*BLOCK_DOWNLOAD_TIMEOUT*1000000) {
             LogPrintf("Peer %s is stalling block download, disconnecting\n", state.name.c_str());
             pto->fDisconnect = true;