lnd: partially fix golint warnings

lnwallet/btcwallet/blockchain.go

@@ -23,7 +23,7 @@ func (b *BtcWallet) GetBestBlock() (*chainhash.Hash, int32, error) {
 	return b.rpc.GetBestBlock()
 }
 
-// GetTxOut returns the original output referenced by the passed outpoint.
+// GetUtxo returns the original output referenced by the passed outpoint.
 //
 // This method is a part of the lnwallet.BlockChainIO interface.
 func (b *BtcWallet) GetUtxo(txid *chainhash.Hash, index uint32) (*wire.TxOut, error) {

lnwallet/btcwallet/btcwallet.go

@@ -100,8 +100,8 @@ func New(cfg *Config) (*BtcWallet, error) {
 
 	// Create a special websockets rpc client for btcd which will be used
 	// by the wallet for notifications, calls, etc.
-	rpcc, err := chain.NewRPCClient(cfg.NetParams, cfg.RpcHost,
-		cfg.RpcUser, cfg.RpcPass, cfg.CACert, false, 20)
+	rpcc, err := chain.NewRPCClient(cfg.NetParams, cfg.RPCHost,
+		cfg.RPCUser, cfg.RPCPass, cfg.CACert, false, 20)
 	if err != nil {
 		return nil, err
 	}
@@ -208,9 +208,9 @@ func (b *BtcWallet) NewAddress(t lnwallet.AddressType, change bool) (btcutil.Add
 
 	if change {
 		return b.wallet.NewChangeAddress(defaultAccount, addrType)
-	} else {
-		return b.wallet.NewAddress(defaultAccount, addrType)
 	}
+
+	return b.wallet.NewAddress(defaultAccount, addrType)
 }
 
 // GetPrivKey retrives the underlying private key associated with the passed

lnwallet/btcwallet/config.go

@@ -46,23 +46,23 @@ type Config struct {
 	// logger should use.
 	DebugLevel string
 
-	// RpcHost is the host and port to use to reach the rpc sever.
-	RpcHost string // localhost:18334
+	// RPCHost is the host and port to use to reach the rpc sever.
+	RPCHost string // localhost:18334
 
-	// RpcUser is the username which should be used to authentiate with the
+	// RPCUser is the username which should be used to authentiate with the
 	// rpc server.
-	RpcUser string
+	RPCUser string
 
-	// RpcPass is the password which should be used to authenticate the
+	// RPCPass is the password which should be used to authenticate the
 	// connection with the RPC server.
-	RpcPass string
+	RPCPass string
 
-	// RpcNoTLS denotes if a TLS connection should be attempted when
+	// RPCNoTLS denotes if a TLS connection should be attempted when
 	// connecting to the RPC server.
-	RpcNoTLS bool
+	RPCNoTLS bool
 
 	// RPCCert directory where the TLS certificate of the RPC sever is
-	// stored. If the RpcNoTLS is false, then this value will be unused.
+	// stored. If the RPCNoTLS is false, then this value will be unused.
 	RPCCert string
 	RPCKey  string