Go fmt and comments.

mempool.go

@@ -771,8 +771,8 @@ func (mp *txMemPool) ProcessTransaction(tx *btcwire.MsgTx) error {
 	return nil
 }
 
-// TxShas returns a slice containing the hashes of all transactions in the
-// memory pool.
+// TxShas returns a slice of hashes for all of the transactions in the memory
+// pool.
 func (mp *txMemPool) TxShas() []*btcwire.ShaHash {
 	mp.lock.Lock()
 	defer mp.lock.Unlock()

peer.go

@@ -359,7 +359,7 @@ func (p *peer) pushBlockMsg(sha btcwire.ShaHash) error {
 	return nil
 }
 
-// pushGetBlocksMsg sends a getblocks message for the provided block locator
+// PushGetBlocksMsg sends a getblocks message for the provided block locator
 // and stop hash.  It will ignore back-to-back duplicate requests.
 func (p *peer) PushGetBlocksMsg(locator btcchain.BlockLocator, stopHash *btcwire.ShaHash) error {
 	p.prevGetBlockMutex.Lock()

util/findcheckpoint/config.go

@@ -68,6 +68,7 @@ func validDbType(dbType string) bool {
 	return false
 }
 
+// netName returns a human-readable name for the passed bitcoin network.
 func netName(btcnet btcwire.BitcoinNet) string {
 	net := "mainnet"
 	if btcnet == btcwire.TestNet3 {